Kelsey Mercier Adams, MSN, R.N., F.N.P.
Family Nurse Practitioner · Palo Alto, CA
Kelsey Mercier Adams, MSN, R.N., F.N.P. is a family nurse practitioner with a practice address in Palo Alto, California, and NPI 1295069516, issued on Sep 21, 2009. Check the license (California 19164, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Kelsey Mercier Adams
- Credential
- MSN, R.N., F.N.P.
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 19164 CA
Self-reported in NPPES; status is on the state search - Practice location
- 195 Page Mill RD Ste 103, Palo Alto, CA 94306
- Phone
- (888) 731-8994
- Enumerated
- Sep 21, 2009
- Record last updated
- May 20, 2026
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →
Also registered at 195 Page Mill RD Ste 103
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Katrina Armstrong, WHNPWomen's Health Nurse Practitioner1457975849
- Sonia Bajwa-DulaiInternal Medicine Physician1336429711
- Vanessa BarienbrockWomen's Health Nurse Practitioner1457633091
Verify Kelsey Mercier Adams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 19164Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average family nurse practitioner in 2024
78 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 14% of claims.
Most prescribed
- Atorvastatin Calcium19 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.
Kelsey Mercier Adams among 16,966 family nurse practitioner records in California
Kelsey Mercier Adams, MSN, R.N., F.N.P. 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 2009, is newer than 15% of them.
- NPI issued2009 · 15% of these records are older, 83% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 40% of these records are
- Record last updated2026 · 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).
147 family nurse practitioner records list a practice address in Palo Alto
They are 147 of the 7,617 NPPES records with a practice address in Palo Alto, and 16,966 family nurse practitioner records in California.
All 16,966 in California → Every provider in Palo Alto → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Dayna Cerruti-Barbero, F.N.P.Palo Alto, CA 943061669489761
- Heather Cook, APRN FNPPalo Alto, CA 943061427240290
- Susan Crisp, NP-CPalo Alto, CA 943061962601948
- Evon Czok, FNP-CPalo Alto, CA 943061861630899
- Natalie DeckerPalo Alto, CA 943061487803664
- Sara Delao, NPPalo Alto, CA 943061912030255
- Robin Jaquez, NPPalo Alto, CA 943061740366087
- Lorna Laney, NURSE PRACTITIONERPalo Alto, CA 943061588734982
Common questions
What is Kelsey Mercier Adams, MSN, R.N., F.N.P.'s NPI number?
Kelsey Mercier Adams, MSN, R.N., F.N.P.'s National Provider Identifier (NPI) is 1295069516, issued on Sep 21, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Kelsey Mercier Adams, MSN, R.N., F.N.P. located?
The NPPES record lists a practice address at 195 Page Mill RD Ste 103, Palo Alto, CA, 94306. Phone: (888) 731-8994. Providers update this record themselves, so call before visiting.
How can I verify Kelsey Mercier Adams, MSN, R.N., F.N.P.'s license?
NPPES lists California license number 19164, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Kelsey Mercier Adams, MSN, R.N., F.N.P. prescribe under Medicare Part D?
In 2024, Kelsey Mercier Adams, MSN, R.N., F.N.P. had 78 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.