DR. GREGORY A GATES D.O.
NPI 1902870892
Pathology - Dermatopathology in Los Angeles, CA
About Dr. Gregory A Gates D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. GREGORY A GATES D.O. (NPI 1902870892) is an individual dermatopathology provider in Los Angeles, California, licensed in California (20A9298) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS and is a graduate of Other (2004).
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Gregory A Gates D.o. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
3Medicare enrollment records show Gregory Gates reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Los Angeles, CA 90095
- Reassigned Medicare billing, California enrollment
- 78 clinicians in this Medicare group
Los Angeles, CA 90095
- Reassigned Medicare billing, California enrollment
- 65 clinicians in this Medicare group
Los Angeles, CA 90095
- Reassigned Medicare billing, California enrollment
- 1,766 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 17
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 90095 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LOS ANGELES, CA 90095
LOS ANGELES, CA 90095
LOS ANGELES, CA 90095
LOS ANGELES, CA 90095
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Gregory Gates's NPI number?
The NPI number for Gregory Gates is 1902870892. It was assigned to this individual provider in the NPPES registry on February 15, 2006.
Where is Gregory Gates located?
Gregory Gates practices at 10833 Le Conte Ave, Los Angeles, CA 90095. The listed phone number is (310) 267-3561.
What is Gregory Gates's specialty?
The primary specialty registered for this NPI is Pathology, specializing in Dermatopathology, with taxonomy code 207ZD0900X.
Is Gregory Gates enrolled in Medicare?
Yes. Gregory Gates is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Gregory Gates's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gregory Gates reassigns Medicare benefits to 3 organizations: Ucla Pathology And Laboratory Medicine Group (Los Angeles, CA), The Regents Of The University Of California (Los Angeles, CA) and The Regents Of The University Of California (Los Angeles, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Gregory Gates's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Gregory Gates was last updated on October 15, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. Gregory A Gates, D.O. · NPI 1902870892
Dermatopathology physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since February 15, 2006.
## Identity
- **NPI:** 1902870892 (Entity type: Individual)
- **Enumerated:** February 15, 2006
- **Primary specialty:** Pathology - Dermatopathology · taxonomy 207ZD0900X
- **State license:** 20A9298 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 10833 LE CONTE AVE, Los Angeles, CA 90095-1204
- **Phone:** (310) 267-3561 · **Fax:** (310) 267-2058
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Ucla Pathology And Laboratory Medicine Group (NPI 1497732630, Los Angeles, CA); The Regents Of The University Of California (NPI 1568431310, Los Angeles, CA); The Regents Of The University Of California (NPI 1235107566, Los Angeles, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2004
## Record status
- **NPPES last updated:** October 15, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1902870892) · Data from the CMS NPPES public registry.