Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Troy W Ahlstrom, MD

Individual provider Internal Medicine Physician · NPI 1548265911

Dr. Troy W Ahlstrom, MD is an Internal Medicine in Traverse City, Michigan. Graduated from University of Michigan Medical School in 2005, 21 years ago. Practices with Sound Inpatient Physicians-Michigan PLLC, a 170-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Michigan.

Years since qualifying
21
Trained at
University of Michigan Medical School
Licensed in
MI
In the registry since
2005
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1105 6th St
Traverse City, MI 49684-2349
Phone: (231) 947-0673
Fax: (801) 740-2847
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 4301070208 (MI)
Emergency Medical Services (Emergency Medicine) Physician Taxonomy 207PE0004X · Licence 4301070208 (MI)

Record details

NPI number1548265911
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 14, 2005
Last updated in NPPESSeptember 14, 2007

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF MICHIGAN MEDICAL SCHOOL
Graduated 2005 (21 years in practice)
Group practice Sound Inpatient Physicians-Michigan Pllc — 170 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

Other providers in Traverse City