NPPES file of Aug 9, 2026

Justin Biddle, NP

Nurse Practitioner · Greenbrae, CA

Justin Biddle, NP is a nurse practitioner with a practice address in Greenbrae, California, and NPI 1477383859, issued on Aug 1, 2024. Check the license (California 95031004, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1477383859
Name
Justin Biddle
Credential
NP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
95031004 CA
Self-reported in NPPES; status is on the state search
Practice location
1350 S Eliseo Dr Ste 200, Greenbrae, CA 94904
Phone
(415) 925-5000
Enumerated
Aug 1, 2024
Record last updated
Nov 19, 2025
Medicare enrollment
Enrolled (PECOS I20241111002668); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. 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 →

Verify Justin Biddle 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 95031004    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.

Bills Medicare through 2 group practices

  1. Marin Cancer Care, Inc.Greenbrae, CA
  2. University OF California San FranciscoSan Francisco, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Justin Biddle among 8,223 nurse practitioner records in California

Justin Biddle, NP 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. Its NPI, issued in 2024, is newer than 87% of them.

  • NPI issued2024 · 87% of these records are older, 7% newer
  • In a Medicare fileYes · 65% of these records are
  • In the CMS Doctors and Clinicians fileYes · 42% of these records are
  • Graduated2024 · median 2017 among the 3,425 with a school on file
  • Record last updated2025 · 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).

10 nurse practitioner records list a practice address in Greenbrae

They are 10 of the 727 NPPES records with a practice address in Greenbrae, and 8,223 nurse practitioner records in California.

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

The 8 nurse practitioner records with the nearest ZIP codes

  1. Alexandra Close, NPGreenbrae, CA 949041912686684
  2. Jennifer Donovan, FNPGreenbrae, CA 949041205587086
  3. Collet Easy, FNPGreenbrae, CA 949041679340350
  4. Jeremy Graham, RN, MSN, NP-CGreenbrae, CA 949041841552924
  5. Marcella Leath, NPGreenbrae, CA 949041528713054
  6. Janet Miller-Melka, RNFAGreenbrae, CA 949041780677963
  7. Anne St John, NPGreenbrae, CA 949041275266561
  8. Oksana Sytova, N.P.Greenbrae, CA 949041407183858

Common questions

What is Justin Biddle, NP's NPI number?

Justin Biddle, NP's National Provider Identifier (NPI) is 1477383859, issued on Aug 1, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Justin Biddle, NP located?

The NPPES record lists a practice address at 1350 S Eliseo Dr Ste 200, Greenbrae, CA, 94904. Phone: (415) 925-5000. Providers update this record themselves, so call before visiting.

How can I verify Justin Biddle, NP's license?

NPPES lists California license number 95031004, 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.

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.