Christopher Berger, M.D.
NPI 1063679017 · Psychiatry Physician · Oakland, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher Berger, M.D. is a Psychiatry Physician provider in Oakland, CA (NPI 1063679017).
Provider details
- NPI number
- 1063679017
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A113239 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
8 documented practice locations
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 · 38 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Olanzapine | 106 | 15 |
| Risperidone | 77 | 14 |
| Quetiapine Fumarate | 75 | — |
| Mirtazapine | 60 | 14 |
| Paliperidone Palmitatebrand: Invega Sustenna | 59 | 11 |
| Divalproex Sodiumbrand: Divalproex Sodium Er | 58 | 13 |
| Olanzapinebrand: Olanzapine Odt | 48 | — |
Practice location
Mailing address
Additional practice locations (7)
- 22505 Woodroe AveHayward, CA 94541-3410Phone: (510) 537-1688Fax: (510) 537-9222
- 590 B StHayward, CA 94541-5004Phone: (510) 247-8235Fax: (510) 581-5843
- 516 31st StOakland, CA 94609-3204Phone: (510) 379-4179Fax: (510) 423-0792
- 7171 Bowling Dr Ste 300Sacramento, CA 95823-2043Phone: (916) 270-6994
- 9343 Tech Center Dr Ste 175Sacramento, CA 95826-2592Phone: (916) 379-7964Fax: (916) 379-7964
- 4600 47th Ave Ste 111Sacramento, CA 95824-3923Phone: (916) 318-0141Fax: (916) 318-0141
- 508 Alabama StVallejo, CA 94590-4446Phone: (707) 515-7186Fax: (888) 437-1193
Registry dates
- Enumerated
- 2008-05-19
- Last updated
- 2024-02-13
- Certified
- 2024-02-13
Frequently asked questions
- What is Christopher Berger's NPI number?
- Christopher Berger's National Provider Identifier (NPI) is 1063679017, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Berger's specialty?
- Christopher Berger is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Christopher Berger located?
- Christopher Berger's practice location on file with NPPES is 629 Oakland Ave, Oakland, CA 94611-4567.
- What is Christopher Berger's phone number?
- The practice phone number listed in the NPPES registry for Christopher Berger is (510) 658-9480.
- Does Christopher Berger accept Medicare?
- Christopher Berger is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher Berger's NPI active?
- Yes — Christopher Berger's NPI (1063679017) is active in the NPPES registry as of the last update on 2024-02-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.