Doctor profile · Federal record
Dr. Ashley Gamayo, MD, MPH
Hematology (Pathology) Physician (CMS: Pathology) · Orange, CA
- NPI 1992292767
- Accepts Medicare
- 9 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
101 the City Dr S
Orange, CA 928683201
(714) 385-2921
Credentials & registration
- NPI registered
- April 2018 — 8 yrs on file
- Profile last updated
- November 9, 2023
- Year of graduation
- 2017 — 9 yrs since
- Specialty taxonomy
- 207ZH0000X — NUCC code
- State license (1)
- California #A176512
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1992292767. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
20
Distinct HCPCS
1
Medicare allowed
$1,761
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
88189 |
Flow cytometry technique for dna or cell analysis, 16 or more markers | 20 | 20 | $88 |
In context: peer comparison
Among 1 peers in Orange Hematology (Pathology) Physician, average services per provider: 20. This provider delivers 1.0× the peer median.Frequently asked questions
What is Dr. Ashley Gamayo's medical specialty?
Dr. Ashley Gamayo practices Hematology (Pathology) Physician in Orange, CA.
Where does Dr. Ashley Gamayo practice?
Dr. Ashley Gamayo practices at 101 the City Dr S, Orange, CA 928683201. Office phone: 7143852921.
What is Dr. Ashley Gamayo's NPI?
Dr. Ashley Gamayo's National Provider Identifier (NPI) is 1992292767, issued by NPPES.
Does Dr. Ashley Gamayo accept Medicare assignment?
Yes. Dr. Ashley Gamayo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ashley Gamayo commonly perform?
Top Medicare-reported procedures in 2023: Flow cytometry technique for dna or cell analysis, 16 or more markers (HCPCS 88189). Source: CMS Medicare Physician & Other Practitioners file.