Richard Gregory, MPSA, PA-C
NPI 1649496274 · Physician Assistant · Agoura Hills, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Richard Gregory, MPSA, PA-C is a Physician Assistant provider in Agoura Hills, CA (NPI 1649496274).
Provider details
- NPI number
- 1649496274
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- MPSA, PA-C
- Sex
- Male
- Sole proprietor
- Yes
- License
- 15519 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 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
965 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 215 | $116 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 181 | $150 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 109 | $83 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 88 | $101 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 | 60 | $16 |
| X-Ray of Chest, 2 Views71046 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 83 | 83 |
| Cephalexin | 48 | 47 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 48 | 48 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 38 | 38 |
| Amoxicillin | 35 | 35 |
| Triamcinolone Acetonide | 32 | 32 |
| Methylprednisolone | 29 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-04-18
- Last updated
- 2020-01-16
- Certified
- 2020-01-16
Frequently asked questions
- What is Richard Gregory's NPI number?
- Richard Gregory's National Provider Identifier (NPI) is 1649496274, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Richard Gregory's specialty?
- Richard Gregory is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Richard Gregory located?
- Richard Gregory's practice location on file with NPPES is 29039 Hollow Oak Ct, Agoura Hills, CA 91301.
- What is Richard Gregory's phone number?
- The practice phone number listed in the NPPES registry for Richard Gregory is (818) 438-7882.
- Does Richard Gregory accept Medicare?
- Richard Gregory is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Richard Gregory's NPI active?
- Yes — Richard Gregory's NPI (1649496274) is active in the NPPES registry as of the last update on 2020-01-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.