Don Michael Endress, MD
General Practice Physician · Waterford, CA
Don Michael Endress, MD is a general practice physician with a practice address in Waterford, California, and NPI 1588664684, issued on Jul 29, 2005. Check the license (California A53357, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Don Michael Endress
- Credential
- MD
- Primary taxonomy
- General Practice Physician 208D00000X
- License number
- A53357 CA
Self-reported in NPPES; status is on the state search - Practice location
- 12700 Welch St, Waterford, CA 95386
- Phone
- (209) 874-2345
- Enumerated
- Jul 29, 2005
- Record last updated
- Feb 1, 2024
- Fax
- (209) 874-3926
- Entity
- Type 1 · individual
8 nearest general practice physician records → All 1,956 in California → Look up another NPI →
Also registered at 12700 Welch St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Eric Benson, RN, FNPFamily Nurse Practitioner1649527664
- Emily Wilson, DNP, FNP-C, RNFamily Nurse Practitioner1194545707
Verify Don Michael Endress in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A53357Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.4 times the Medicare Part D claims of the average general practice physician in 2024
10,285 Medicare Part D claims for 378 beneficiaries, against an average of 3,030 among the 8,395 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 1,079 claims were for opioids.
Most prescribed
- Atorvastatin Calcium836 claims
- Hydrocodone-Acetaminophen651 claims
- Losartan Potassium444 claims
- Amlodipine Besylate435 claims
- Gabapentin336 claims
- Albuterol Sulfate Hfa315 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.
Industry payments in 2024: $216.90
15 payments; by number, the most common kind was food and beverage; the largest payer was GlaxoSmithKline, LLC. The 4,259 providers of this specialty with any payment received $1,273.40 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Don Michael Endress among 1,956 general practice physician records in California
Don Michael Endress, MD is one of 1,956 general practice physician records with a practice address in California. 48% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 95% newer
- In a Medicare fileYes · 48% of these records are
- In the CMS Doctors and Clinicians fileNo · 27% of these records are
- Record last updated2024 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208D00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1 general practice physician record lists a practice address in Waterford
They are 1 of the 23 NPPES records with a practice address in Waterford, and 1,956 general practice physician records in California.
All 1,956 in California → Every provider in Waterford → General Practice Physician nationwide →
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Common questions
What is Don Michael Endress, MD's NPI number?
Don Michael Endress, MD's National Provider Identifier (NPI) is 1588664684, issued on Jul 29, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Don Michael Endress, MD located?
The NPPES record lists a practice address at 12700 Welch St, Waterford, CA, 95386. Phone: (209) 874-2345. Providers update this record themselves, so call before visiting.
How can I verify Don Michael Endress, MD's license?
NPPES lists California license number A53357, 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 Don Michael Endress, MD prescribe under Medicare Part D?
In 2024, Don Michael Endress, MD had 10,285 Medicare Part D claims for 378 beneficiaries; the average among general practice physician prescribers was 3,030. 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.