NPPES file of Aug 9, 2026

Isabella Charway, NP

Nurse Practitioner · San Francisco, CA

Isabella Charway, NP is a nurse practitioner with a practice address in San Francisco, California, and NPI 1992317309, issued on Aug 18, 2020. Check the license (California NP95021810, 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
1992317309
Name
Isabella Charway
Credential
NP
Primary taxonomy
Nurse Practitioner 363L00000X
License numbers
NP95021810 CA
RN186496 AZ
Self-reported in NPPES; status is on the state search
Practice location
400 Parnassus Ave, San Francisco, CA 94143
Phone
(415) 353-4366
Enumerated
Aug 18, 2020
Record last updated
Apr 10, 2025
Fax
(415) 353-2669
Medicare enrollment
Enrolled (PECOS I20230515003031); accepts Medicare assignment
Medical or professional school
University Of Arizona College Of Medicine, 2020
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.
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8 nearest nurse practitioner records → All 8,223 in California → Look up another NPI →

Also registered at 400 Parnassus Ave

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

  1. Jessica Abele, DPTPhysical Therapist1851648133
  2. Ian Adatia, MB CHBPediatric Cardiology Physician1427085299
  3. Daniel Adelman, M.D.Internal Medicine Physician1922041821
  4. Joshua Adler, MDInternal Medicine Physician1194781351
  5. Justin Ahn, M.D.Urology Physician1063755148
  6. Weiyun Ai, MDMedical Oncology Physician1649346842

Verify Isabella Charway 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 NP95021810    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.

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Bills Medicare through 2 group practices

  1. Ucsf Dept OF SurgerySan Francisco, CA
  2. Ucsf Medical Group Business ServicesBerkeley, CA

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

Isabella Charway among 8,223 nurse practitioner records in California

Isabella Charway, 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 2020, is newer than 66% of them.

  • NPI issued2020 · 66% of these records are older, 29% newer
  • In a Medicare fileYes · 65% of these records are
  • In the CMS Doctors and Clinicians fileYes · 42% of these records are
  • Graduated2020 · 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).

Nurse Practitioner providers in California

There are 8,223 nurse practitioner records in California.

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

The 8 nurse practitioner records with the nearest ZIP codes

  1. Rosalie Bravo, RN, NPSan Francisco, CA 941431740224690
  2. Mitchel Erickson, NPSan Francisco, CA 941431851330260
  3. Caroline Farless, NPSan Francisco, CA 941431720034960
  4. Colleen Irwin, NPSan Francisco, CA 941431316984362
  5. Susan Janson, DNSCSan Francisco, CA 941431437197597
  6. Peter Knott, RN, MSNSan Francisco, CA 941431295774602
  7. Geoffrey Latham, RN, NPSan Francisco, CA 941431356395842
  8. Sarah Maclachlan, FNPSan Francisco, CA 941431972540946

Common questions

What is Isabella Charway, NP's NPI number?

Isabella Charway, NP's National Provider Identifier (NPI) is 1992317309, issued on Aug 18, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Isabella Charway, NP located?

The NPPES record lists a practice address at 400 Parnassus Ave, San Francisco, CA, 94143. Phone: (415) 353-4366. Providers update this record themselves, so call before visiting.

How can I verify Isabella Charway, NP's license?

NPPES lists California license number NP95021810, 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.