What is Alfonso Castro's NPI number?

Alfonso Castro's National Provider Identifier (NPI) is 1649472069, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Alfonso Castro's specialty?

Alfonso Castro is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).

Where is Alfonso Castro located?

Alfonso Castro's practice location on file with NPPES is 430 Morton Plant St, Clearwater, FL 33756-3398.

What is Alfonso Castro's phone number?

The practice phone number listed in the NPPES registry for Alfonso Castro is (727) 443-0611.

Does Alfonso Castro accept Medicare?

Alfonso Castro is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Alfonso Castro's NPI active?

Yes — Alfonso Castro's NPI (1649472069) is active in the NPPES registry as of the last update on 2026-05-19.

IndividualActiveAccepts Medicare

Alfonso Castro, MD

NPI 1649472069 · Pulmonary Disease Physician · Clearwater, FL

Alfonso Castro, MD is a Pulmonary Disease Physician provider in Clearwater, FL (NPI 1649472069).

Provider details

NPI number: 1649472069
Entity type: Individual
Primary specialty: Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: No
License: ME114750 (FL)

Practice location

430 Morton Plant St

Suite 405

Clearwater, FL 33756-3398

Phone: (727) 443-0611

Fax: (727) 461-5493

Approximate (ZIP-level) locationGet directions

More FL providers

Mailing address

430 Morton Plant St

Clearwater, FL 33756-3398

Specialties & taxonomies

Pulmonary Disease PhysicianPrimary207RP1001XLicense ME114750 (FL)
Allopathic & Osteopathic Physicians
Sleep Medicine (Internal Medicine) Physician207RS0012XLicense ME114750 (FL)
Allopathic & Osteopathic Physicians
Internal Medicine Physician207R00000XLicense 125050954 (IL)
Allopathic & Osteopathic Physicians

Additional practice locations (1)

430 Morton Plant St Ste 210
Clearwater, FL 33756-3396
Phone: (727) 443-0611
Fax: (727) 461-5493

Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Profile Score

Detailed profile(86/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure25% of score
19 yrs in NPPES registry
Profile completeness25% of score
100% of core fields populated
Practice footprint15% of score
2 documented practice locations
Medicare service volume (vs. specialty peers)25% of score
1,603 Medicare services, 2024 (ranked within specialty)
Open Payments transparency10% of score
Has Open Payments disclosures (2024)

Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

What this provider does (Medicare)

Based on Medicare fee-for-service claims, 2024; not all care is captured.

Service (HCPCS)	Medicare services	Typical Medicare-allowed (2024)
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233	395	$116
Critical Care, First 30-74 Minutes99291	313	$210
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232	144	$77
Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213	133	$88
Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214	131	$124
Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'S

What this provider prescribes (Medicare Part D)

Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.

Drug	Part D claims (2024)	Beneficiaries
Albuterol Sulfatebrand: Albuterol Sulfate Hfa	163	58
Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta	152	27
Zolpidem Tartrate	100	24
Budesonide/Glycopyr/Formoterolbrand: Breztri Aerosphere	55	12
Fluticasone Propionate	54	24
Ropinirole Hcl	49	11
Fluticasone/Vilanterol

Transparency — industry payments

Based on CMS Open Payments, 2024; not all care is captured.

$460 across 29 records (Open Payments 2024)

Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.

Enumerated: 2007-06-05
Last updated: 2026-05-19
Certified: 2026-05-19

Frequently asked questions

What is Alfonso Castro's NPI number?: Alfonso Castro's National Provider Identifier (NPI) is 1649472069, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Alfonso Castro's specialty?: Alfonso Castro is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
Where is Alfonso Castro located?: Alfonso Castro's practice location on file with NPPES is 430 Morton Plant St, Clearwater, FL 33756-3398.
What is Alfonso Castro's phone number?: The practice phone number listed in the NPPES registry for Alfonso Castro is (727) 443-0611.
Does Alfonso Castro accept Medicare?: Alfonso Castro is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Alfonso Castro's NPI active?: Yes — Alfonso Castro's NPI (1649472069) is active in the NPPES registry as of the last update on 2026-05-19.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

What this provider does (Medicare)

Based on Medicare fee-for-service claims, 2024; not all care is captured.

Service (HCPCS)	Medicare services	Typical Medicare-allowed (2024)
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233	395	$116
Critical Care, First 30-74 Minutes99291	313	$210
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232	144	$77
Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213	133	$88
Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214	131	$124
Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'S

What this provider prescribes (Medicare Part D)

Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.

Drug	Part D claims (2024)	Beneficiaries
Albuterol Sulfatebrand: Albuterol Sulfate Hfa	163	58
Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta	152	27
Zolpidem Tartrate	100	24
Budesonide/Glycopyr/Formoterolbrand: Breztri Aerosphere	55	12
Fluticasone Propionate	54	24
Ropinirole Hcl	49	11
Fluticasone/Vilanterol

Transparency — industry payments

Based on CMS Open Payments, 2024; not all care is captured.

$460 across 29 records (Open Payments 2024)

Provider details

Practice location

Mailing address

Specialties & taxonomies

Additional practice locations (1)

Profile Score

What this provider does (Medicare)

What this provider prescribes (Medicare Part D)

Transparency — industry payments

Registry dates

Frequently asked questions

Specialties & taxonomies

Additional practice locations (1)

Frequently asked questions

Profile Score

What this provider does (Medicare)

What this provider prescribes (Medicare Part D)

Transparency — industry payments