Lawrence Bryer, M.D.
NPI 1922395797 · Psychiatry Physician · Oakland, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lawrence Bryer, M.D. is a Psychiatry Physician provider in Oakland, CA (NPI 1922395797).
Provider details
- NPI number
- 1922395797
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G45619 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Quetiapine Fumarate | 27 |
| Aripiprazole | 25 |
| Paliperidone Palmitatebrand: Invega Sustenna | 23 |
| Olanzapine | 23 |
| Trazodone Hcl | 18 |
| Divalproex Sodium | 17 |
| Metformin Hcl | 16 |
| Gabapentin | 12 |
| Divalproex Sodiumbrand: Divalproex Sodium Er | 12 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-06-30
- Last updated
- 2018-06-05
Frequently asked questions
- What is Lawrence Bryer's NPI number?
- Lawrence Bryer's National Provider Identifier (NPI) is 1922395797, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lawrence Bryer's specialty?
- Lawrence Bryer is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Lawrence Bryer located?
- Lawrence Bryer's practice location on file with NPPES is 5131 Parkridge Dr, Oakland, CA 94619.
- What is Lawrence Bryer's phone number?
- The practice phone number listed in the NPPES registry for Lawrence Bryer is (510) 531-0985.
- Does Lawrence Bryer accept Medicare?
- Lawrence Bryer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lawrence Bryer's NPI active?
- Yes — Lawrence Bryer's NPI (1922395797) is active in the NPPES registry as of the last update on 2018-06-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.