What is Myrna E Montalvo Castillo's NPI number?

Myrna E Montalvo Castillo's National Provider Identifier (NPI) is 1023095791, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What type of organization is Myrna E Montalvo Castillo?

Myrna E Montalvo Castillo is classified in the NPPES registry as Clinical Medical Laboratory (Laboratories).

Where is Myrna E Montalvo Castillo located?

Myrna E Montalvo Castillo's practice location on file with NPPES is Urb. Mayaguez Terrace 1006 Calle Jose E. Arraras, Mayaguez, PR 00682-6635.

What is Myrna E Montalvo Castillo's phone number?

The practice phone number listed in the NPPES registry for Myrna E Montalvo Castillo is (787) 265-1375.

Does Myrna E Montalvo Castillo accept Medicare?

Myrna E Montalvo Castillo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Who is the authorized official for Myrna E Montalvo Castillo?

The authorized official listed on Myrna E Montalvo Castillo's NPPES record is Myrna Montalvo, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.

Is Myrna E Montalvo Castillo's NPI active?

Yes — Myrna E Montalvo Castillo's NPI (1023095791) is active in the NPPES registry as of the last update on 2023-05-15.

OrganizationActiveAccepts Medicare

Myrna E Montalvo Castillo

NPI 1023095791 · Clinical Medical Laboratory · Mayaguez, PR

Myrna E Montalvo Castillo is a Clinical Medical Laboratory organization in Mayaguez, PR (NPI 1023095791).

Provider details

NPI number: 1023095791
Entity type: Organization
Primary specialty: Clinical Medical LaboratoryLaboratories
Organization subpart: No
Authorized official: Myrna Montalvo, Owner(787) 265-1375
License: 794 (PR)

Practice location

Urb. Mayaguez Terrace 1006 Calle Jose E. Arraras

Mayaguez, PR 00682-6635

Phone: (787) 265-1375

Fax: (787) 254-9645

Street-level locationGet directions

More PR providers

Mailing address

Urb. Mayaguez Terrace 1006 Calle Jose E. Arraras

Mayaguez, PR 00682

Specialties & taxonomies

Clinical Medical LaboratoryPrimary291U00000XLicense 794 (PR)
Laboratories

Other names (DBA / former)

Doing business as: Laboratorio Clinico De Hostos
Doing business as: Laboratorio Clinico De Hostos

Enrolled with Medicare as Part B Supplier - Independent Clinical Laboratory · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Profile Score

Established profile(66/100 index)

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

Registry tenure28% of score
20 yrs in NPPES registry
Profile completeness28% of score
100% of core fields populated
Practice footprint17% of score
1 documented practice location
Medicare service volume (vs. specialty peers)28% of score
1,175 Medicare services, 2024 (ranked within specialty)

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)
Insertion of Needle Into Vein for Collection of Blood Sample36415	180	$3
Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025	132	$8
Manual Urinalysis Test With Examination Using Microscope, Non-Automated81000	100	$4
Blood Test, Lipids (cholesterol and Triglycerides)80061	94	$13
Blood Test, Thyroid Stimulating Hormone (tsh)84443	76	$16
Blood Test, Comprehensive Group of Blood Chemicals80053	71	$10

Enumerated: 2005-12-23
Last updated: 2023-05-15
Certified: 2023-05-03

Frequently asked questions

What is Myrna E Montalvo Castillo's NPI number?: Myrna E Montalvo Castillo's National Provider Identifier (NPI) is 1023095791, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What type of organization is Myrna E Montalvo Castillo?: Myrna E Montalvo Castillo is classified in the NPPES registry as Clinical Medical Laboratory (Laboratories).
Where is Myrna E Montalvo Castillo located?: Myrna E Montalvo Castillo's practice location on file with NPPES is Urb. Mayaguez Terrace 1006 Calle Jose E. Arraras, Mayaguez, PR 00682-6635.
What is Myrna E Montalvo Castillo's phone number?: The practice phone number listed in the NPPES registry for Myrna E Montalvo Castillo is (787) 265-1375.
Does Myrna E Montalvo Castillo accept Medicare?: Myrna E Montalvo Castillo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Who is the authorized official for Myrna E Montalvo Castillo?: The authorized official listed on Myrna E Montalvo Castillo's NPPES record is Myrna Montalvo, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
Is Myrna E Montalvo Castillo's NPI active?: Yes — Myrna E Montalvo Castillo's NPI (1023095791) is active in the NPPES registry as of the last update on 2023-05-15.

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

Provider details

Practice location

Mailing address

Specialties & taxonomies

Other names (DBA / former)

Profile Score

What this provider does (Medicare)

Registry dates

Frequently asked questions

Specialties & taxonomies

Other names (DBA / former)

Frequently asked questions

Profile Score

What this provider does (Medicare)