Marie Christine Aday, F.N.P.
Family Nurse Practitioner · San Ramon, CA
Marie Christine Aday, F.N.P. is a family nurse practitioner with a practice address in San Ramon, California, and NPI 1841326832, issued on Feb 26, 2007. Check the license (California 277094, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marie Christine Aday
- Credential
- F.N.P.
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 277094 CA
Self-reported in NPPES; status is on the state search - Practice location
- 100 Park Place, San Ramon, CA 94583
- Phone
- (925) 867-1800
- Enumerated
- Feb 26, 2007
- Record last updated
- Mar 10, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (925) 275-0933
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →
Also registered at 100 Park Place
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Marie Christine Aday in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 277094Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $25.57
1 payment: food and beverage; the largest payer was GlaxoSmithKline, LLC. 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.
Marie Christine Aday among 16,966 family nurse practitioner records in California
Marie Christine Aday, 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 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 updated2014 · 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).
33 family nurse practitioner records list a practice address in San Ramon
They are 33 of the 2,281 NPPES records with a practice address in San Ramon, and 16,966 family nurse practitioner records in California.
All 16,966 in California → Every provider in San Ramon → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Miguel Ayala, NPSan Ramon, CA 945831538446448
- Asta Baisa, RN, PHN, FNP-CSan Ramon, CA 945831295210953
- Sandy Chhiv, FNPSan Ramon, CA 945831487102794
- Jennifer Fox, MSN, FNP-CSan Ramon, CA 945831225560139
- Julie Gillespie, MSN, FNPSan Ramon, CA 945831427492404
- Ruby Harrison, F.N.PSan Ramon, CA 945831770820706
- Supneet KaurSan Ramon, CA 945831730514340
- Euna Kim, FNPSan Ramon, CA 945831184974859
Common questions
What is Marie Christine Aday, F.N.P.'s NPI number?
Marie Christine Aday, F.N.P.'s National Provider Identifier (NPI) is 1841326832, issued on Feb 26, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Marie Christine Aday, F.N.P. located?
The NPPES record lists a practice address at 100 Park Place, San Ramon, CA, 94583. Phone: (925) 867-1800. Providers update this record themselves, so call before visiting.
How can I verify Marie Christine Aday, F.N.P.'s license?
NPPES lists California license number 277094, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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.