Timothy J. Ismond, D.O.
Internal Medicine Physician · Petoskey, MI
Timothy J. Ismond, D.O. is an internal medicine physician with a practice address in Petoskey, Michigan, and NPI 1649277153, issued on Jun 30, 2005. Check the license (Michigan 5101008604, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Timothy J. Ismond
- Credential
- D.O.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 5101008604 MI
Self-reported in NPPES; status is on the state search - Practice location
- 560 W Mitchell St, Petoskey, MI 49770
- Phone
- (231) 487-2460
- Enumerated
- Jun 30, 2005
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (231) 487-6596
- Medicaid ID
- 114085697 MI
- Medicare enrollment
- Enrolled (PECOS I20051215000391); accepts Medicare assignment
- Medical or professional school
- Michigan State University College Of Osteopathic Medicine, 1983
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 5,735 in Michigan → Look up another NPI →
Also registered at 560 W Mitchell St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sarah Adams, P.A.C.Medical Physician Assistant1568559383
- Chris Akins, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1164418026
- Ryan Ber, MDInterventional Cardiology Physician1811480627
- Kathy Berchem, RN MSN FNP BCNurse Practitioner1760659650
- Paul Blanchard, M.D.Internal Medicine Physician1588661086
- Daniel Buerkel, MDClinical Cardiac Electrophysiology Physician1417075987
Verify Timothy J. Ismond in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 5101008604Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.8 times the Medicare Part D claims of the average internal medicine physician in 2024
12,073 Medicare Part D claims for 873 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 112 claims were for opioids.
Most prescribed
- Atorvastatin Calcium1,288 claims
- Lisinopril884 claims
- Omeprazole461 claims
- Amlodipine Besylate443 claims
- Losartan Potassium391 claims
- Hydrochlorothiazide362 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: $43.38
3 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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.
One hospital affiliation
- Mclaren Central MichiganMount Pleasant, MI · Acute Care Hospitals3 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Timothy J. Ismond among 5,735 internal medicine physician records in Michigan
Timothy J. Ismond, D.O. is one of 5,735 internal medicine physician records with a practice address in Michigan. 79% 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, 90% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1983 · median 2006 among the 3,564 with a school on file
- Record last updated2007 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
20 internal medicine physician records list a practice address in Petoskey
They are 20 of the 785 NPPES records with a practice address in Petoskey, and 5,735 internal medicine physician records in Michigan.
All 5,735 in Michigan → Every provider in Petoskey → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Kim Aikens, M.D.Petoskey, MI 497701134440712
- Michael Banyai, M.D.Petoskey, MI 497701598799785
- Paul Blanchard, M.D.Petoskey, MI 497701588661086
- John Diedrich, M.D.Petoskey, MI 497701114924610
- Maureen Doull, M.D.Petoskey, MI 497701881691095
- Janean Haggins-Dabney, M.D.Petoskey, MI 497701033183637
- William Heise, M.D.Petoskey, MI 497701760489959
- Vira Heise, M.D.Petoskey, MI 497701073581450
Common questions
What is Timothy J. Ismond, D.O.'s NPI number?
Timothy J. Ismond, D.O.'s National Provider Identifier (NPI) is 1649277153, issued on Jun 30, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Timothy J. Ismond, D.O. located?
The NPPES record lists a practice address at 560 W Mitchell St, Petoskey, MI, 49770. Phone: (231) 487-2460. Providers update this record themselves, so call before visiting.
How can I verify Timothy J. Ismond, D.O.'s license?
NPPES lists Michigan license number 5101008604, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Timothy J. Ismond, D.O. prescribe under Medicare Part D?
In 2024, Timothy J. Ismond, D.O. had 12,073 Medicare Part D claims for 873 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.