Registry data as of Aug 27, 2026

Catherine Flanagan, NP

Registered Nurse · Berkeley, CA

Catherine Flanagan, NP is a registered nurse with a practice address in Berkeley, California, and NPI 1790204212, issued on Sep 15, 2017. Check the license (California 95007298, 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, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1790204212
Name
Catherine Flanagan
Credential
NP
Primary taxonomy
Registered Nurse 163W00000X
License numbers
95007298 CA
95066851 CA
Self-reported in NPPES; status is on the state search
Practice location
2031 6TH St, Berkeley, CA 94710
Phone
(510) 981-4100
Enumerated
Sep 15, 2017
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

Also registered at 2031 6TH St

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

  1. Robert Bell, PA-CMedical Physician Assistant1841242567
  2. Jessica Bigler Uhl, LCSWClinical Social Worker1912183864
  3. Rory Caygill-Walsh, NP-CFamily Nurse Practitioner1871979062
  4. Erica Diamant, FNPFamily Nurse Practitioner1053744508
  5. Kimberly Duir, MDFamily Medicine Physician1578646998
  6. Toby Furash, N.M.W.Advanced Practice Midwife1528123619

Verify Catherine Flanagan 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 95007298
    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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

71% fewer Medicare Part D claims than the average registered nurse in 2024

308 Medicare Part D claims for 157 beneficiaries, against an average of 1,063 among the 17,151 providers of this specialty who prescribed in Part D.

  1. Catherine Flanagan308
  2. Specialty average1,063

Most prescribed

  1. Donepezil Hcl64 claims
  2. Sertraline Hcl33 claims
  3. Mirtazapine20 claims
  4. Trazodone Hcl18 claims
  5. Duloxetine Hcl15 claims
  6. Memantine Hcl13 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.

One hospital or facility affiliation

  1. Permanente Medical Group IncOakland, CA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

137 registered nurse records list a Berkeley practice address

They are 137 of the 4,898 NPPES records with a Berkeley practice address, and 16,593 registered nurse records in California.

Other registered nurse records in California

  1. Patricia A Onyango, RNModesto, CA1780424473
  2. Adelaida A Zavala, RNOntario, CA1235702804
  3. Anu Aaltonen-Bond, RNRancho Cordova, CA1972895696
  4. Victoria AardappelChico, CA1396148698
  5. Denise Aaron, RNSan Diego, CA1497345268
  6. Tiffanne Aaronsen, FNPIndio, CA1568191807
  7. Bernadette Marie Abadilla, RNMillbrae, CA1154970697
  8. Brenda Abalos, RNNational City, CA1497064737
  9. Carla Abalos, RNUnion City, CA1669158523
  10. Caron Faustino Marti AbalosCerritos, CA1811603327

Common questions

What is Catherine Flanagan, NP's NPI number?

Catherine Flanagan, NP's National Provider Identifier (NPI) is 1790204212, issued on Sep 15, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Catherine Flanagan, NP located?

The NPPES record lists a practice address at 2031 6TH St, Berkeley, CA, 94710. Phone: (510) 981-4100. Providers update this record themselves, so call before visiting.

How can I verify Catherine Flanagan, NP's license?

NPPES lists California license number 95007298, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Catherine Flanagan, NP prescribe under Medicare Part D?

In 2024, Catherine Flanagan, NP had 308 Medicare Part D claims for 157 beneficiaries; the average among registered nurse prescribers was 1,063. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.