What is Eric Iida's NPI number?

Eric Iida's National Provider Identifier (NPI) is 1275556912, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Eric Iida's specialty?

Eric Iida is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).

Where is Eric Iida located?

Eric Iida's practice location on file with NPPES is 55 Lake Ave N, Worcester, MA 01655-0002.

What is Eric Iida's phone number?

The practice phone number listed in the NPPES registry for Eric Iida is (508) 334-3155.

Does Eric Iida accept Medicare?

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

Is Eric Iida's NPI active?

Yes — Eric Iida's NPI (1275556912) is active in the NPPES registry as of the last update on 2026-04-10.

IndividualActiveAccepts Medicare

Eric Iida, MD

NPI 1275556912 · Nephrology Physician · Worcester, MA

Eric Iida, MD is a Nephrology Physician provider in Worcester, MA (NPI 1275556912).

Provider details

NPI number: 1275556912
Entity type: Individual
Primary specialty: Nephrology PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: No
License: 156090 (MA)

Practice location

55 Lake Ave N

Worcester, MA 01655-0002

Phone: (508) 334-3155

Street-level locationGet directions

More MA providers

Mailing address

Po Box 415348

Boston, MA 02241-5348

Specialties & taxonomies

Nephrology PhysicianPrimary207RN0300XLicense 156090 (MA)
Allopathic & Osteopathic Physicians

Additional practice locations (2)

281 E Hartford Ave
Uxbridge, MA 01569-1253
Phone: (508) 278-5573
119 Belmont St
Worcester, MA 01605-2903
Phone: (508) 334-3155

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

Profile Score

Detailed profile(84/100 index)

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

Registry tenure25% of score
20 yrs in NPPES registry
Profile completeness25% of score
100% of core fields populated
Practice footprint15% of score
3 documented practice locations
Medicare service volume (vs. specialty peers)25% of score
1,104 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)
Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214	234	$132
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232	179	$79
Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960	176	$361
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'SG2211	154	$17
Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214	69	$98

What this provider prescribes (Medicare Part D)

Top drugs by Medicare Part D claim volume, 2024 · 34 distinct drugs on file.

Drug	Part D claims (2024)	Beneficiaries
Calcitriol	160	50
Sevelamer Carbonate	80	21
Amlodipine Besylate	78	20
Lisinopril	51	20
Patiromer Calcium Sorbitexbrand: Veltassa	46	12
Chlorthalidone	42	13
Bumetanide	41	11
Tamsulosin Hcl

Transparency — industry payments

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

$3 across 1 record (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: 2006-07-25
Last updated: 2026-04-10
Certified: 2026-04-10

Frequently asked questions

What is Eric Iida's NPI number?: Eric Iida's National Provider Identifier (NPI) is 1275556912, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Eric Iida's specialty?: Eric Iida is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
Where is Eric Iida located?: Eric Iida's practice location on file with NPPES is 55 Lake Ave N, Worcester, MA 01655-0002.
What is Eric Iida's phone number?: The practice phone number listed in the NPPES registry for Eric Iida is (508) 334-3155.
Does Eric Iida accept Medicare?: Eric Iida is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Eric Iida's NPI active?: Yes — Eric Iida's NPI (1275556912) is active in the NPPES registry as of the last update on 2026-04-10.

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)
Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214	234	$132
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232	179	$79
Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960	176	$361
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'SG2211	154	$17
Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214	69	$98

Drug

Part D claims (2024)

Beneficiaries

Calcitriol

160

Sevelamer Carbonate

Amlodipine Besylate

Lisinopril

Patiromer Calcium Sorbitexbrand: Veltassa

Chlorthalidone

Bumetanide

Tamsulosin Hcl

Transparency — industry payments

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

$3 across 1 record (Open Payments 2024)

Provider details

Practice location

Mailing address

Specialties & taxonomies

Additional practice locations (2)

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 (2)

Frequently asked questions

Profile Score

What this provider does (Medicare)

What this provider prescribes (Medicare Part D)

Transparency — industry payments