James Daniel Zeratsky, MD
Internal Medicine Physician · Traverse City, MI
James Daniel Zeratsky, MD is an internal medicine physician with a practice address in Traverse City, Michigan, and NPI 1235246919, issued on Aug 25, 2006. Check the license (Michigan 4301093503, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- James Daniel Zeratsky
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 4301093503 MI
Self-reported in NPPES; status is on the state search - Practice location
- 1105 Sixth St, Traverse City, MI 49684
- Phone
- (231) 935-5000
- Enumerated
- Aug 25, 2006
- Record last updated
- Jan 16, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (231) 392-0622
- Medicare enrollment
- Enrolled (PECOS I20090914000641); accepts Medicare assignment
- Medical or professional school
- University Of Wisconsin School Of Medicine, 2006
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 5,735 in Michigan → Look up another NPI →
Also registered at 1105 Sixth St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify James Daniel Zeratsky in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301093503Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average internal medicine physician in 2024
240 Medicare Part D claims for 139 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 18 claims were for opioids.
Most prescribed
- Pantoprazole Sodium17 claims
- Amoxicillin-Clavulanate Potass14 claims
- Eliquis13 claims
- Atorvastatin Calcium12 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 2 group practices
- Grand Traverse Physician Services PCTraverse City, MI
- Sound Inpatient Physicians-Michigan PLLCTawas City, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
James Daniel Zeratsky among 5,735 internal medicine physician records in Michigan
James Daniel Zeratsky, MD 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 2006, is newer than 10% of them.
- NPI issued2006 · 10% of these records are older, 60% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2006 · median 2006 among the 3,564 with a school on file
- Record last updated2014 · 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).
93 internal medicine physician records list a practice address in Traverse City
They are 93 of the 3,536 NPPES records with a practice address in Traverse City, and 5,735 internal medicine physician records in Michigan.
All 5,735 in Michigan → Every provider in Traverse City → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Troy Ahlstrom, M.D.Traverse City, MI 496841548265911
- Natalie Brown, M.D., PHDTraverse City, MI 496841427053529
- Elizabeth Elliot, D.O.Traverse City, MI 496841013919109
- David Friar, M.D.Traverse City, MI 496841720083108
- Kenneth Friar, M.D.Traverse City, MI 496841730184847
- William Howard, MDTraverse City, MI 496841588669725
- David Macdougall, MDTraverse City, MI 496841659376416
- Michael Salata, M.D.Traverse City, MI 496841275538670
Common questions
What is James Daniel Zeratsky, MD's NPI number?
James Daniel Zeratsky, MD's National Provider Identifier (NPI) is 1235246919, issued on Aug 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is James Daniel Zeratsky, MD located?
The NPPES record lists a practice address at 1105 Sixth St, Traverse City, MI, 49684. Phone: (231) 935-5000. Providers update this record themselves, so call before visiting.
How can I verify James Daniel Zeratsky, MD's license?
NPPES lists Michigan license number 4301093503, 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 James Daniel Zeratsky, MD prescribe under Medicare Part D?
In 2024, James Daniel Zeratsky, MD had 240 Medicare Part D claims for 139 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.