NPPES file of Aug 9, 2026

Kay Marie Anthony, RNP-C

Obstetrics & Gynecology Nurse Practitioner · Long Beach, CA

Kay Marie Anthony, RNP-C is an obstetrics & gynecology nurse practitioner with a practice address in Long Beach, California, and NPI 1871769273, issued on May 6, 2008. Check the license (California 455355, 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
1871769273
Name
Kay Marie Anthony
Credential
RNP-C
Primary taxonomy
Obstetrics & Gynecology Nurse Practitioner 363LX0001X
License number
455355 CA
Self-reported in NPPES; status is on the state search
Practice location
400 W Broadway, Long Beach, CA 90802
Phone
(562) 570-7113
Enumerated
May 6, 2008
Record last updated
Aug 15, 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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Verify Kay Marie Anthony 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 455355
    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
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88% fewer Medicare Part D claims than the average obstetrics & gynecology nurse practitioner in 2024

23 Medicare Part D claims for 12 beneficiaries, against an average of 198 among the 1,094 providers of this specialty who prescribed in Part D.

  1. Kay Anthony23
  2. Specialty average198

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.

Industry payments in 2024: $614.48

23 payments; by number, the most common kind was food and beverage; the largest payer was Gilead Sciences, Inc. The 1,033 providers of this specialty with any payment received $439.39 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Kay Anthony$614.48
  2. Specialty average$439.39

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

Kay Marie Anthony among 394 obstetrics & gynecology nurse practitioner records in California

Kay Marie Anthony, RNP-C is one of 394 obstetrics & gynecology nurse practitioner records with a practice address in California. 38% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 61% of them.

  • NPI issued2008 · 61% of these records are older, 33% newer
  • In a Medicare fileYes · 38% of these records are
  • In the CMS Doctors and Clinicians fileNo · 14% of these records are
  • Record last updated2013 · 72% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LX0001X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Nurse Practitioner providers in California

There are 394 obstetrics & gynecology nurse practitioner records in California.

The 8 obstetrics & gynecology nurse practitioner records with the nearest ZIP codes

  1. Nancy Fiduk, N.P.Long Beach, CA 908061609994771
  2. Dennis Noesen, MDLong Beach, CA 908061174587562
  3. Elizabeth Wilkinson, MSN, FNP-BC, RNC-OBLong Beach, CA 908071770098378
  4. Phyllis Keener, N.P.Long Beach, CA 908131538195045
  5. Nancy Kung, N.P.Long Beach, CA 908131679502983
  6. Lauren OutlandCarson, CA 907471710051438
  7. Chinenye Egwuonwu, NPLos Alamitos, CA 907201184960890
  8. Deborah Jordan-Reed, N.P.Bellflower, CA 907061548276785

Common questions

What is Kay Marie Anthony, RNP-C's NPI number?

Kay Marie Anthony, RNP-C's National Provider Identifier (NPI) is 1871769273, issued on May 6, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Kay Marie Anthony, RNP-C located?

The NPPES record lists a practice address at 400 W Broadway, Long Beach, CA, 90802. Phone: (562) 570-7113. Providers update this record themselves, so call before visiting.

How can I verify Kay Marie Anthony, RNP-C's license?

NPPES lists California license number 455355, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Kay Marie Anthony, RNP-C prescribe under Medicare Part D?

In 2024, Kay Marie Anthony, RNP-C had 23 Medicare Part D claims for 12 beneficiaries; the average among obstetrics & gynecology nurse practitioner prescribers was 198. Part D covers Medicare prescriptions 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.