NPPES file of Aug 9, 2026

Kathleen Finnigan-Ryan, MSN, RN, FNP

Primary Care Nurse Practitioner · San Diego, CA

Kathleen Finnigan-Ryan, MSN, RN, FNP is a primary care nurse practitioner with a practice address in San Diego, California, and NPI 1851505788, issued on May 10, 2007. Check the license (California 16331, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1851505788
Name
Kathleen Finnigan-Ryan
Credential
MSN, RN, FNP
Primary taxonomy
Primary Care Nurse Practitioner 363LP2300X
License number
16331 CA
Self-reported in NPPES; status is on the state search
Practice location
4777 Imperial Ave, San Diego, CA 92113
Phone
(619) 266-6502
Enumerated
May 10, 2007
Record last updated
Jul 11, 2013 (not updated in 13 years: call before relying on the address or phone)
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.
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Also registered at 4777 Imperial Ave

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

  1. Sarah HershkowitzSpeech-Language Pathologist1104784230

Verify Kathleen Finnigan-Ryan 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 16331
    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

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Industry payments in 2024: $31.67

2 payments; by number, the most common kind was food and beverage; the largest payer was Takeda Pharmaceuticals U.S.A., Inc. The 4,321 providers of this specialty with any payment received $625.13 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Kathleen Finnigan-Ryan$31.67
  2. Specialty average$625.13

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Kathleen Finnigan-Ryan among 1,131 primary care nurse practitioner records in California

Kathleen Finnigan-Ryan, MSN, RN, FNP is one of 1,131 primary care nurse practitioner records with a practice address in California. 63% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 7% of them.

  • NPI issued2007 · 7% of these records are older, 89% newer
  • In a Medicare fileYes · 63% of these records are
  • In the CMS Doctors and Clinicians fileNo · 35% of these records are
  • Record last updated2013 · 40% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP2300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Primary Care Nurse Practitioner providers in California

There are 1,131 primary care nurse practitioner records in California.

The 8 primary care nurse practitioner records with the nearest ZIP codes

  1. Venessa Beck, FNP-CSan Diego, CA 921141710584008
  2. Christyl Chapman, FNPSan Diego, CA 921141316795594
  3. Imelda LimSan Diego, CA 921141093130395
  4. Maniphanh Noraky, RN, FNP-CSan Diego, CA 921151174174361
  5. Darling Paul-Richiez, DNP, MSPH, FNP, APRNSan Diego, CA 921151427593953
  6. Lyndsey Alvut, AGPCNPSan Diego, CA 921091700568953
  7. Marie Claire Castro, NPSan Diego, CA 921081841873742
  8. Julie ChriscoSan Diego, CA 921081528476256

Common questions

What is Kathleen Finnigan-Ryan, MSN, RN, FNP's NPI number?

Kathleen Finnigan-Ryan, MSN, RN, FNP's National Provider Identifier (NPI) is 1851505788, issued on May 10, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Kathleen Finnigan-Ryan, MSN, RN, FNP located?

The NPPES record lists a practice address at 4777 Imperial Ave, San Diego, CA, 92113. Phone: (619) 266-6502. Providers update this record themselves, so call before visiting.

How can I verify Kathleen Finnigan-Ryan, MSN, RN, FNP's license?

NPPES lists California license number 16331, 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.

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.