NPPES file of Aug 9, 2026

Mary Kay Osborn, FNP

Nurse Practitioner · Placerville, CA

Mary Kay Osborn, FNP is a nurse practitioner with a practice address in Placerville, California, and NPI 1962487710, issued on Dec 14, 2005. Check the license (California NP4926, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1962487710
Name
Mary Kay Osborn
Credential
FNP
Primary taxonomy
Nurse Practitioner 363L00000X
License numbers
NP4926 CA
RN319014 CA
Self-reported in NPPES; status is on the state search
Practice location
1095 Marshall Way, Placerville, CA 95667
Phone
(530) 626-2920
Enumerated
Dec 14, 2005
Record last updated
Jul 17, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(530) 626-2974
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

8 nearest nurse practitioner records → All 8,223 in California → Look up another NPI →

Also registered at 1095 Marshall Way

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Phyllis Allen, NPNurse Practitioner1386669638
  2. Cesar Ang, MDInternal Medicine Physician1225010218
  3. Courtnie Billett, M.D.Family Medicine Physician1427287077
  4. Lucy Buchert, FNP-CNurse Practitioner1306821145
  5. Leanne Camisa, M.D.Family Medicine Physician1124081377
  6. Robert Carter, MDGynecology Physician1346413820

Verify Mary Kay Osborn in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license NP4926    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Mary Kay Osborn among 8,223 nurse practitioner records in California

Mary Kay Osborn, FNP is one of 8,223 nurse practitioner records with a practice address in California. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 98% newer
  • In a Medicare fileNo · 65% of these records are
  • In the CMS Doctors and Clinicians fileNo · 42% of these records are
  • Record last updated2007 · 45% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

13 nurse practitioner records list a practice address in Placerville

They are 13 of the 989 NPPES records with a practice address in Placerville, and 8,223 nurse practitioner records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 8,223 in California → Every provider in Placerville → Nurse Practitioner nationwide →

The 8 nurse practitioner records with the nearest ZIP codes

  1. Phyllis Allen, NPPlacerville, CA 956671386669638
  2. Lucy Buchert, FNP-CPlacerville, CA 956671306821145
  3. Sheila Fleege, NPPlacerville, CA 956671144652389
  4. Carol Foley, FNPPlacerville, CA 956671023094331
  5. Tracy Harris, NPPlacerville, CA 956671609978410
  6. Toya Kuchena, NPPlacerville, CA 956671003787664
  7. Pamela Namenyi, FNP, PNPPlacerville, CA 956671013164771
  8. Kerrie North-Calderon, PA CPlacerville, CA 956671669457693

Common questions

What is Mary Kay Osborn, FNP's NPI number?

Mary Kay Osborn, FNP's National Provider Identifier (NPI) is 1962487710, issued on Dec 14, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Mary Kay Osborn, FNP located?

The NPPES record lists a practice address at 1095 Marshall Way, Placerville, CA, 95667. Phone: (530) 626-2920. Providers update this record themselves, so call before visiting.

How can I verify Mary Kay Osborn, FNP's license?

NPPES lists California license number NP4926, 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.