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Allergy/Immunology

James S. McClellan Iii, MD

Works at hospitals in Kalkaska, MI · Mount Pleasant, MI · Cadillac, MI … · Michigan

Summary

James S. McClellan Iii, MD (Allergy/Immunology) is listed by Medicare at 5 hospitals in Kalkaska, MI, Mount Pleasant, MI and Cadillac, MI and other places. NPI 1124089073. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about James S. McClellan Iii, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Allergy/ImmunologyPrimary specialty
YesAccepts Medicare assignment
32Years since medical school (graduated 1994)
St. Louis College Of Physicians And SurgeonsMedical school
MaleGender (as listed)
Bayside Allergy, P.C.Group practice

Quick answers

Which hospitals does James S. McClellan Iii work at?
Medicare's official clinician data lists James S. McClellan Iii at 5 hospitals: Kalkaska Memorial Health Center, McLaren Central Michigan, Munson Healthcare Cadillac Hospital, Munson Medical Center and MyMichigan Medical Center Alpena. This is where the clinician works or has privileges; call the hospital to confirm.
Where does James S. McClellan Iii see patients?
Medicare's clinician data lists 1 practice location in Traverse City, MI. Call before your visit to confirm the address.
What is James S. McClellan Iii's specialty?
Medicare lists Allergy/Immunology as the primary specialty.
Does James S. McClellan Iii accept Medicare assignment?
Yes. Medicare's clinician data says James S. McClellan Iii accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for James S. McClellan Iii?
(231) 929-9090, as listed in official Medicare / NPI Registry data.
What is James S. McClellan Iii's NPI number?
1124089073. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where James S. McClellan Iii works

Medicare's Facility Affiliation Data lists James S. McClellan Iii at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where James S. McClellan Iii is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists James S. McClellan Iii as a member of this group (CMS data updated 2026-10-02).

  • Bayside Allergy, P.C.4 clinicians in the group

Specialties

Find other Allergy/Immunology doctors in Michigan →

Other allergist and immunologists in Traverse City

Clinicians with the same Medicare primary specialty in Traverse City, MI — not a recommendation.

All allergist and immunologists in Traverse City →

Clinician information

CredentialMD
Medical schoolSt. Louis College Of Physicians And Surgeons
Graduation year1994
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1124089073
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians