Anne Fredericks, NP
NPI 1164671178 · Critical Care Medicine Nurse Practitioner · San Francisco, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Anne Fredericks, NP is a Critical Care Medicine Nurse Practitioner provider in San Francisco, CA (NPI 1164671178).
Provider details
- NPI number
- 1164671178
- Entity type
- Individual
- Primary specialty
- Critical Care Medicine Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 18293 (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 tenure33% of score
17 yrs in NPPES registry
- Profile completeness33% of score
100% 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 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clopidogrel Bisulfatebrand: Clopidogrel | 108 | 53 |
| Pantoprazole Sodium | 103 | 44 |
| Atorvastatin Calcium | 56 | 21 |
| Metoprolol Tartrate | 48 | 24 |
| Nitroglycerin | 37 | 34 |
| Isosorbide Mononitratebrand: Isosorbide Mononitrate Er | 25 | 15 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$77 across 3 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
- 2008-09-15
- Last updated
- 2022-02-11
Frequently asked questions
- What is Anne Fredericks's NPI number?
- Anne Fredericks's National Provider Identifier (NPI) is 1164671178, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Anne Fredericks's specialty?
- Anne Fredericks is listed in the NPPES registry with a primary specialty of Critical Care Medicine Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Anne Fredericks located?
- Anne Fredericks's practice location on file with NPPES is 2333 Buchanan St, San Francisco, CA 94115-1925.
- What is Anne Fredericks's phone number?
- The practice phone number listed in the NPPES registry for Anne Fredericks is (415) 600-1426.
- Does Anne Fredericks accept Medicare?
- Anne Fredericks is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Anne Fredericks's NPI active?
- Yes — Anne Fredericks's NPI (1164671178) is active in the NPPES registry as of the last update on 2022-02-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.