Gary Max Erbes, M.D.
Family Medicine Physician · Ames, IA
Gary Max Erbes, M.D. is a family medicine physician with a practice address in Ames, Iowa, and NPI 1770571994, issued on Oct 11, 2005. Check the license (Iowa 23019, as entered in NPPES) on the Iowa Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Gary Max Erbes
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 23019 IA
Self-reported in NPPES; status is on the state search - Practice location
- 1018 Duff Ave, Ames, IA 50010
- Phone
- (515) 663-8621
- Enumerated
- Oct 11, 2005
- Record last updated
- Oct 11, 2022
- Fax
- (515) 663-8620
- Medicaid ID
- 1011213 IA
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,336 in Iowa → Look up another NPI →
Also registered at 1018 Duff Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Ryan Grandgenett, MDFamily Medicine Physician1316999865
- Rhonda Rippey, ARNPNurse Practitioner1801877378
- Brian Stith, DOFamily Medicine Physician1639307192
- Kristin Watson, MDFamily Medicine Physician1891289492
Verify Gary Max Erbes in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIowa Board of Medicine
Search for license 23019Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average family medicine physician in 2024
43 Medicare Part D claims, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Metoprolol Succinate20 claims
- Triamterene-Hydrochlorothiazid20 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.
Gary Max Erbes among 2,336 family medicine physician records in Iowa
Gary Max Erbes, M.D. is one of 2,336 family medicine physician records with a practice address in Iowa. 75% 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, 84% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 59% of these records are
- Record last updated2022 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
39 family medicine physician records list a practice address in Ames
They are 39 of the 1,249 NPPES records with a practice address in Ames, and 2,336 family medicine physician records in Iowa.
All 2,336 in Iowa → Every provider in Ames → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Paul Baumert, MDAmes, IA 500101063408326
- Michael Bird, M.D.Ames, IA 500101669469110
- Scott Bohner, DOAmes, IA 500101447273495
- David Carlyle, M.D.Ames, IA 500101093702912
- Sumathi Chellappa, MDAmes, IA 500101649479551
- Ryan Grandgenett, MDAmes, IA 500101316999865
- Sean Juguilon, MDAmes, IA 500101225014624
- Kevin Rahner, DOAmes, IA 500101386653707
Common questions
What is Gary Max Erbes, M.D.'s NPI number?
Gary Max Erbes, M.D.'s National Provider Identifier (NPI) is 1770571994, issued on Oct 11, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Gary Max Erbes, M.D. located?
The NPPES record lists a practice address at 1018 Duff Ave, Ames, IA, 50010. Phone: (515) 663-8621. Providers update this record themselves, so call before visiting.
How can I verify Gary Max Erbes, M.D.'s license?
NPPES lists Iowa license number 23019, as entered by the provider. Search the Iowa Board of Medicine at https://dial.iowa.gov/about-dial/boards-and-commissions/medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Gary Max Erbes, M.D. prescribe under Medicare Part D?
In 2024, Gary Max Erbes, M.D. had 43 Medicare Part D claims; the average among family medicine physician prescribers was 3,544. 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.