Marian Dahmer, P.A.
NPI 1164700258 · Physician Assistant · Oakland, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marian Dahmer, P.A. is a Physician Assistant provider in Oakland, CA (NPI 1164700258).
Provider details
- NPI number
- 1164700258
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- P.A.
- Sex
- Female
- Sole proprietor
- No
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 tenure33% of score
14 yrs in NPPES registry
- Profile completeness33% of score
83% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amiodarone Hcl | 64 | 43 |
| Metoprolol Succinate | 63 | 48 |
| Flecainide Acetate | 59 | 48 |
| Furosemide | 39 | 25 |
| Metoprolol Tartrate | 37 | 34 |
| Sotalol Hclbrand: Sotalol | 31 | 25 |
| Spironolactone | 31 | 27 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$308 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-07-24
- Last updated
- 2022-05-27
- Certified
- 2022-05-27
Frequently asked questions
- What is Marian Dahmer's NPI number?
- Marian Dahmer's National Provider Identifier (NPI) is 1164700258, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marian Dahmer's specialty?
- Marian Dahmer is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Marian Dahmer located?
- Marian Dahmer's practice location on file with NPPES is 365 Hawthorne Ave Ste 201, Oakland, CA 94609-3114.
- What is Marian Dahmer's phone number?
- The practice phone number listed in the NPPES registry for Marian Dahmer is (510) 452-1345.
- Does Marian Dahmer accept Medicare?
- Marian Dahmer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marian Dahmer's NPI active?
- Yes — Marian Dahmer's NPI (1164700258) is active in the NPPES registry as of the last update on 2022-05-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.