Nicholas Fiske Keeler, AG-ACNP, DNP, RN
Acute Care Nurse Practitioner · San Francisco, CA
Nicholas Fiske Keeler, AG-ACNP, DNP, RN is an acute care nurse practitioner with a practice address in San Francisco, California, and NPI 1144840786, issued on Apr 23, 2020. Check the license (California 95013484, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Nicholas Fiske Keeler
- Credential
- AG-ACNP, DNP, RN
- Primary taxonomy
- Acute Care Nurse Practitioner 363LA2100X
- License number
- 95013484 CA
Self-reported in NPPES; status is on the state search - Practice location
- 400 Parnassus Ave Ste 5015TH, San Francisco, CA 94143
- Phone
- (415) 353-9088
- Enumerated
- Apr 23, 2020
- Record last updated
- Aug 6, 2023
- Fax
- (415) 353-3889
- Medicare enrollment
- Enrolled (PECOS I20200622001034); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest acute care nurse practitioner records → All 1,810 in California → Look up another NPI →
Verify Nicholas Fiske Keeler in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 95013484Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% fewer Medicare Part D claims than the average acute care nurse practitioner in 2024
136 Medicare Part D claims for 36 beneficiaries, against an average of 594 among the 13,133 providers of this specialty who prescribed in Part D.
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.
Bills Medicare through one group practice
- Regents OF The University OF CaliforniaSan Francisco, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nicholas Fiske Keeler among 1,810 acute care nurse practitioner records in California
Nicholas Fiske Keeler, AG-ACNP, DNP, RN is one of 1,810 acute care nurse practitioner records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 56% of them.
- NPI issued2020 · 56% of these records are older, 39% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 55% of these records are
- Graduated2019 · median 2018 among the 993 with a school on file
- Record last updated2023 · 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 363LA2100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Acute Care Nurse Practitioner providers in California
There are 1,810 acute care nurse practitioner records in California.
All 1,810 in California → Every provider in San Francisco → Acute Care Nurse Practitioner nationwide →
The 8 acute care nurse practitioner records with the nearest ZIP codes
- Christopher Acebedo, NPSan Francisco, CA 941431104085109
- Maureen Mary Arriola, NPSan Francisco, CA 941431063656122
- Marlene BurtSan Francisco, CA 941431740482405
- Thomas Farley, NP MSNSan Francisco, CA 941431629100656
- Cana Jenkins, RN, ACNPSan Francisco, CA 941431427295070
- Kenneth Johnson, N.P.San Francisco, CA 941431598956856
- Carl Kulpa, DNP, ANP-BC, ACNP-BCSan Francisco, CA 941431073846044
- Lesha McPeak, NPSan Francisco, CA 941431568777308
Common questions
What is Nicholas Fiske Keeler, AG-ACNP, DNP, RN's NPI number?
Nicholas Fiske Keeler, AG-ACNP, DNP, RN's National Provider Identifier (NPI) is 1144840786, issued on Apr 23, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Nicholas Fiske Keeler, AG-ACNP, DNP, RN located?
The NPPES record lists a practice address at 400 Parnassus Ave Ste 5015TH, San Francisco, CA, 94143. Phone: (415) 353-9088. Providers update this record themselves, so call before visiting.
How can I verify Nicholas Fiske Keeler, AG-ACNP, DNP, RN's license?
NPPES lists California license number 95013484, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Nicholas Fiske Keeler, AG-ACNP, DNP, RN prescribe under Medicare Part D?
In 2024, Nicholas Fiske Keeler, AG-ACNP, DNP, RN had 136 Medicare Part D claims for 36 beneficiaries; the average among acute care nurse practitioner prescribers was 594. 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.