Catherine D. Tanner, FNP
Family Nurse Practitioner · Oakland, CA
Catherine D. Tanner, FNP is a family nurse practitioner with a practice address in Oakland, California, and NPI 1083743769, issued on Mar 5, 2007. Check the license (California 17122, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Catherine D. Tanner
- Credential
- FNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 17122 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3100 Summit St, Oakland, CA 94609
- Phone
- (510) 869-6511
- Enumerated
- Mar 5, 2007
- Record last updated
- Sep 16, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (510) 869-6677
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →
Also registered at 3100 Summit St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Catherine D. Tanner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 17122Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average family nurse practitioner in 2024
181 Medicare Part D claims for 56 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 13 claims were for opioids.
Most prescribed
- Tramadol Hcl11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $515.76
10 payments; by number, the most common kind was food and beverage; the largest payer was Shield Therapeutics Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Catherine D. Tanner among 16,966 family nurse practitioner records in California
Catherine D. Tanner, FNP is one of 16,966 family nurse practitioner records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 7% of them.
- NPI issued2007 · 7% of these records are older, 87% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 40% of these records are
- Record last updated2015 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
205 family nurse practitioner records list a practice address in Oakland
They are 205 of the 18,558 NPPES records with a practice address in Oakland, and 16,966 family nurse practitioner records in California.
All 16,966 in California → Every provider in Oakland → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Marina Ataie Ebuen, N.POakland, CA 946091225473242
- Alice Benham, NPOakland, CA 946091578611570
- Tiffany Chan, F.N.P.-COakland, CA 946091306182001
- Angelina Chau, DNP, FNP-COakland, CA 946091649449893
- Valerie Dzubur, NPOakland, CA 946091760685275
- Janice Earl, NPOakland, CA 946091912298225
- Jody Mui, NPOakland, CA 946091942467006
- Erin Murphy, N.P.Oakland, CA 946091780861609
Common questions
What is Catherine D. Tanner, FNP's NPI number?
Catherine D. Tanner, FNP's National Provider Identifier (NPI) is 1083743769, issued on Mar 5, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Catherine D. Tanner, FNP located?
The NPPES record lists a practice address at 3100 Summit St, Oakland, CA, 94609. Phone: (510) 869-6511. Providers update this record themselves, so call before visiting.
How can I verify Catherine D. Tanner, FNP's license?
NPPES lists California license number 17122, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Catherine D. Tanner, FNP prescribe under Medicare Part D?
In 2024, Catherine D. Tanner, FNP had 181 Medicare Part D claims for 56 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.