What is Nicolas Gallegos's NPI number?

Nicolas Gallegos's National Provider Identifier (NPI) is 1205129509, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Nicolas Gallegos's specialty?

Nicolas Gallegos is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).

Where is Nicolas Gallegos located?

Nicolas Gallegos's practice location on file with NPPES is 2374 E Pacifica Pl, Rancho Dominguez, CA 90220-6214.

What is Nicolas Gallegos's phone number?

The practice phone number listed in the NPPES registry for Nicolas Gallegos is (310) 225-3244.

Does Nicolas Gallegos accept Medicare?

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

Is Nicolas Gallegos's NPI active?

Yes — Nicolas Gallegos's NPI (1205129509) is active in the NPPES registry as of the last update on 2026-01-15.

IndividualActiveAccepts Medicare

Nicolas Gallegos, M.D.

NPI 1205129509 · Anatomic Pathology & Clinical Pathology Physician · Rancho Dominguez, CA

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

Nicolas Gallegos, M.D. is a Anatomic Pathology & Clinical Pathology Physician provider in Rancho Dominguez, CA (NPI 1205129509).

Provider details

NPI number: 1205129509
Entity type: Individual
Primary specialty: Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
Credential: M.D.
Sex: Male
Sole proprietor: Yes
License: A124479 (CA)

Specialties & taxonomies

Anatomic Pathology & Clinical Pathology PhysicianPrimary207ZP0102XLicense A124479 (CA)
Allopathic & Osteopathic Physicians
Cytopathology Physician207ZC0500XLicense A124479 (CA)
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(76/100 index)

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

Registry tenure25% of score
15 yrs in NPPES registry
Profile completeness25% of score
100% of core fields populated
Practice footprint15% of score
4 documented practice locations
Medicare service volume (vs. specialty peers)25% of score
1,133 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 .

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)
Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341	331	$28
Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305	249	$38
Pathology Examination of Tissue Using a Microscope, Moderately High Complexity88307	138	$84
Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342	117	$36
Microscopic Genetic Analysis of Tumor, Manual88360	94	$42
Cell Examination of Specimen, Concentration Technique88108	55	$23

Transparency — industry payments

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

$27 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.

Practice location

2374 E Pacifica Pl

Rancho Dominguez, CA 90220-6214

Phone: (310) 225-3244

Fax: (310) 698-7040

Street-level locationGet directions

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Mailing address