NPPES file of Aug 9, 2026

Celeste Maxine Sayles-Croy, DO

Geriatric Medicine (Internal Medicine) Physician · Eureka, CA

Celeste Maxine Sayles-Croy, DO is a geriatric medicine (internal medicine) physician with a practice address in Eureka, California, and NPI 1033565551, issued on May 13, 2016. Check the license (California 20A20138, as entered in NPPES) on the Medical Board of California; 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
1033565551
Name
Celeste Maxine Sayles-Croy
Credential
DO
Primary taxonomy
Geriatric Medicine (Internal Medicine) Physician 207RG0300X
License number
20A20138 CA
Self-reported in NPPES; status is on the state search
Practice location
2200 Tydd St, Eureka, CA 95501
Phone
(707) 441-1624
Enumerated
May 13, 2016
Record last updated
May 15, 2023
Medicare enrollment
Enrolled (PECOS I20231004003930); accepts Medicare assignment
Medical or professional school
Western University Of Health Sciences College Of Dental Med, 2018
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 geriatric medicine (internal medicine) physician records → All 532 in California → Look up another NPI →

Also registered at 2200 Tydd St

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

  1. Angelo Alfano, FNPFamily Nurse Practitioner1023503307
  2. Paula Amis, RNRegistered Nurse1962141523
  3. Jessica AndersenPhysician Assistant1184327868
  4. Wayne Barton, RNRegistered Nurse1972246577
  5. Angela Beyer, APRN-BCFamily Nurse Practitioner1457978173
  6. Susan Blackburn, RNRegistered Nurse1487264586

Verify Celeste Maxine Sayles-Croy in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A20138    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
Open 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.

100% more Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024

8,489 Medicare Part D claims for 626 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 412 claims were for opioids.

  1. Celeste Sayles-Croy8,489
  2. Specialty average4,246

Most prescribed

  1. Atorvastatin Calcium454 claims
  2. Amlodipine Besylate351 claims
  3. Levothyroxine Sodium283 claims
  4. Lisinopril241 claims
  5. Omeprazole233 claims
  6. Hydrocodone-Acetaminophen219 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.

Bills Medicare through one group practice

  1. Open Door Community Health CentersEureka, CA

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

Celeste Maxine Sayles-Croy among 532 geriatric medicine (internal medicine) physician records in California

Celeste Maxine Sayles-Croy, DO is one of 532 geriatric medicine (internal medicine) physician records with a practice address in California. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 84% of them.

  • NPI issued2016 · 84% of these records are older, 13% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 51% of these records are
  • Graduated2018 · median 1999 among the 271 with a school on file
  • Record last updated2023 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Geriatric Medicine (Internal Medicine) Physician providers in California

There are 532 geriatric medicine (internal medicine) physician records in California.

All 532 in California → Every provider in Eureka → Geriatric Medicine (Internal Medicine) Physician nationwide →

The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes

  1. Jennifer Heidmann, MDEureka, CA 955011790881332
  2. Rachel Mayorga, MDHealdsburg, CA 954481124078365
  3. David Greene, MDSanta Rosa, CA 954091104802594
  4. Charlotte Carlson, M.D.Santa Rosa, CA 954051134446875
  5. Stephen Chavin, M.D.Santa Rosa, CA 954051225323173
  6. Waseem Ahmed, MDSanta Rosa, CA 954031386803559
  7. Wynnelena Canio, M.D.Santa Rosa, CA 954031154443117
  8. Seema Rao, MD.Santa Rosa, CA 954031275714495

Common questions

What is Celeste Maxine Sayles-Croy, DO's NPI number?

Celeste Maxine Sayles-Croy, DO's National Provider Identifier (NPI) is 1033565551, issued on May 13, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Celeste Maxine Sayles-Croy, DO located?

The NPPES record lists a practice address at 2200 Tydd St, Eureka, CA, 95501. Phone: (707) 441-1624. Providers update this record themselves, so call before visiting.

How can I verify Celeste Maxine Sayles-Croy, DO's license?

NPPES lists California license number 20A20138, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Celeste Maxine Sayles-Croy, DO prescribe under Medicare Part D?

In 2024, Celeste Maxine Sayles-Croy, DO had 8,489 Medicare Part D claims for 626 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. 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.

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.