Mary R. Clark, FNP, CNM
Family Nurse Practitioner · Point Reyes, CA
Mary R. Clark, FNP, CNM is a family nurse practitioner with a practice address in Point Reyes, California, and NPI 1598918690, issued on Nov 3, 2008. Check the license (California 8074, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mary R. Clark
- Credential
- FNP, CNM
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License numbers
- 8074 CA
1140 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3 Sixth Street, Point Reyes, CA 94956
- Phone
- (415) 663-8666
- Enumerated
- Nov 3, 2008
- Record last updated
- Nov 3, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (415) 663-9532
- Medicare enrollment
- Enrolled (PECOS I20120425000557); accepts Medicare assignment
- Medical or professional school
- University Of California, San Francisco School Of Medicine, 1995
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →
Verify Mary R. Clark in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 8074Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.3 times the Medicare Part D claims of the average family nurse practitioner in 2024
2,975 Medicare Part D claims for 163 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 202 claims were for opioids.
Most prescribed
- Atorvastatin Calcium217 claims
- Amlodipine Besylate143 claims
- Metformin Hcl135 claims
- Hydrocodone-Acetaminophen131 claims
- Lisinopril128 claims
- Simvastatin103 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: $56.60
2 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, 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.
Bills Medicare through one group practice
- LA Clinica DE LA Raza IncVallejo, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mary R. Clark among 16,966 family nurse practitioner records in California
Mary R. Clark, FNP, CNM 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 2008, is newer than 13% of them.
- NPI issued2008 · 13% of these records are older, 85% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 40% of these records are
- Graduated1995 · median 2019 among the 6,793 with a school on file
- Record last updated2008 · 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).
Family Nurse Practitioner providers in California
There are 16,966 family nurse practitioner records in California.
All 16,966 in California → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Carolyn Chase, RN, NPPoint Reyes Station, CA 949561811024599
- Martha Frankel, R.N., F.N.P., M.F.C.Point Reyes Station, CA 949561811910573
- Cheryl Higgins, NPPoint Reyes Station, CA 949561699833780
- Megan Landeck, NPPoint Reyes Station, CA 949561487199535
- Eileen Stringer, FNPPt Reyes Station, CA 949561053416735
- Miriam Avena-Mascareno, FNP-CPetaluma, CA 949541629797246
- Jasmine Bean, NPPetaluma, CA 949541306566732
- Leanna CastroPetaluma, CA 949541427933530
Common questions
What is Mary R. Clark, FNP, CNM's NPI number?
Mary R. Clark, FNP, CNM's National Provider Identifier (NPI) is 1598918690, issued on Nov 3, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Mary R. Clark, FNP, CNM located?
The NPPES record lists a practice address at 3 Sixth Street, Point Reyes, CA, 94956. Phone: (415) 663-8666. Providers update this record themselves, so call before visiting.
How can I verify Mary R. Clark, FNP, CNM's license?
NPPES lists California license number 8074, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Mary R. Clark, FNP, CNM prescribe under Medicare Part D?
In 2024, Mary R. Clark, FNP, CNM had 2,975 Medicare Part D claims for 163 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.