Dr. Troy W. Ahlstrom, MD
- Medicare services, 2024
- 466
- Medicare patients, 2024
- 187
- Part D claims, 2024
- 186
- Hospital affiliations
- 1
- Industry payments
- $586
- Practice address
- 1721 S Stephenson Ave, Iron Mountain, MI 49801
- Practice phone
- Call (906) 774-1313
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Ahlstrom's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Troy W. Ahlstrom is an internist in Iron Mountain, Michigan
Dr. Ahlstrom practices at Marshfield Medical Center - Dickinson in Iron Mountain, Michigan, part of Sanford Health.
Dr. Ahlstrom's NPI, 1548265911, was assigned on June 14, 2005. Dr. Ahlstrom graduated from University of Michigan Medical School in 2005. Dr. Ahlstrom holds Michigan license 4301070208.
- NPI
- 1548265911NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2961457445
- NPI enumeration date
- June 14, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (906) 774-1313
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Troy W. Ahlstrom practices at Marshfield Medical Center - Dickinson in Iron Mountain, Michigan
Dr. Ahlstrom's primary practice is Marshfield Medical Center - Dickinson, at 1721 S Stephenson Ave, Iron Mountain, MI 49801 in Dickinson County. The practice phone is (906) 774-1313.
- Marshfield Medical Center - Dickinson1721 S Stephenson Ave, Iron Mountain, MI 49801 · Dickinson CountyPhone(906) 774-1313
Source: Dmand AI Affiliation Data
Dr. Troy W. Ahlstrom is affiliated with 8 sites of care and 4 medical groups
Dr. Ahlstrom's primary practice is Marshfield Medical Center - Dickinson in Iron Mountain, Michigan, part of Sanford Health. The medical group on file is Sound Physicians. Dmand AI also links Dr. Ahlstrom to 4 more group practices and clinics, 3 hospices and 3 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Troy W. Ahlstrom's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ahlstrom practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Marshfield Medical Center - Dickinson | Available with a free account |
| +7 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Troy W. Ahlstrom is one of 4,804 internists in Michigan
Internal medicine is Dr. Ahlstrom's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Ahlstrom is licensed in Michigan.
Specialties and state licenses
- Internal medicine, MichiganPrimary
Internists near Dr. Ahlstrom
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Troy W. Ahlstrom billed Medicare for 466 services in 2024
CMS data shows 466 Medicare services from Dr. Ahlstrom across 6 procedure codes in 2024, for 187 Medicare patients. Medicare paid $43,928 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Ahlstrom's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2802024: 46666%
Dr. Ahlstrom compared with the Michigan median for internists, 2024
- Dr. Ahlstrom
- Michigan median
- Medicare services
- 466vs 42310% above
- Medicare patients
- 187vs 15918% above
- Part D claims
- 34vs 31489% below
Medians across 4,524 internists in Michigan with Dmand AI profiles that report each measure.
Dr. Ahlstrom's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Ahlstrom and other internists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Troy W. Ahlstrom treated 187 Medicare patients in 2024, average age 77
CMS counts 187 Medicare patients who saw Dr. Ahlstrom in 2024. The largest group is 75 to 84, with 75 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 28% are also on Medicaid. Their average risk score is 1.99, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Ahlstrom's median patient age at 82, with 61% women.
Dr. Ahlstrom's Medicare patients by age, 2024
Dr. Ahlstrom's Medicare patients by sex, 2024
- Women11360%
- Men7440%
Chronic conditions among Dr. Ahlstrom's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis63%
- Heart failure55%
- Mood disorders53%
- Depression51%
- Chronic kidney disease47%
- Ischemic heart disease47%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ahlstrom's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 82
Patient panel by sex, all payers
- Women61%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Troy W. Ahlstrom wrote 186 Medicare Part D claims in 2024
In 2024, Dr. Ahlstrom wrote 186 Medicare Part D claims for 93 patients. 90% of them were for generic drugs. CMS names the drug for 34 of them, across 2 drugs with 11 or more claims each, at $242 in total drug cost. In 2022, CMS named 31 claims across 2 drugs.
Dr. Ahlstrom's Part D claims by kind of drug, 2024
- Generic167 claims90%
- Brand-name and other19 claims10%
Dr. Ahlstrom's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Ahlstrom's Part D claims, 2024
- Opioids6%12 of 186 claims
- Antibiotics25%47 of 186 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2022 to 2024
- 2022
- 2024
- Claims for drugs CMS names
- 2022: 312024: 3410%
Drugs named by CMS: 2 in 2024, 2 in 2022.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Troy W. Ahlstrom offers telehealth to Medicare patients
Dr. Ahlstrom accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Ahlstrom as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Troy W. Ahlstrom received $586 in industry payments from 2017 to 2019
CMS Open Payments shows 33 general payments to Dr. Ahlstrom from 3 drug and device companies from 2017 to 2019. Speaker and faculty fees make up the largest share, 43% of the total. Pfizer Inc. paid the most, $375.
General payments to Dr. Ahlstrom by program year, 2017 to 2019
General payments to Dr. Ahlstrom by kind, 2017 to 2019
- Speaker and faculty fees$25043%
- Food and beverage$21136%
- Accredited education speaker fees$12521%
Companies that paid Dr. Ahlstrom the most, 2017 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Troy W. Ahlstrom graduated from University of Michigan Medical School
Dr. Ahlstrom graduated from University of Michigan Medical School in 2005.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Troy W. Ahlstrom's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Troy W. Ahlstrom
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Troy W. Ahlstrom's NPI number?
Dr. Troy W. Ahlstrom's NPI number is 1548265911. It was assigned on June 14, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Troy W. Ahlstrom?
Dr. Troy W. Ahlstrom is an internist in Iron Mountain, Michigan. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Troy W. Ahlstrom practice?
Dr. Ahlstrom practices at 1721 S Stephenson Ave, Iron Mountain, MI 49801. Dr. Ahlstrom's primary practice is Marshfield Medical Center - Dickinson in Iron Mountain, Michigan, part of Sanford Health. Dmand AI also links Dr. Ahlstrom to 4 group practices and clinics, 3 hospices and 3 medical groups.
What is Dr. Troy W. Ahlstrom's office phone number?
The practice phone on file for Dr. Ahlstrom is (906) 774-1313.
What is Dr. Troy W. Ahlstrom's medical license number?
Dr. Ahlstrom holds Michigan license 4301070208.
Which hospitals is Dr. Troy W. Ahlstrom affiliated with?
Dr. Ahlstrom practices at Marshfield Medical Center - Dickinson in Iron Mountain, Michigan.
What medical group is Dr. Troy W. Ahlstrom part of?
Dr. Ahlstrom is linked to Sound Physicians. Dmand AI links Dr. Ahlstrom to 3 more medical groups.
Does Dr. Troy W. Ahlstrom accept Medicare?
Yes. CMS data shows Dr. Ahlstrom billed Medicare for 466 services in 2024, and Dr. Ahlstrom accepts Medicare assignment.
Does Dr. Troy W. Ahlstrom offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Ahlstrom as offering telehealth services.
How many Medicare patients does Dr. Troy W. Ahlstrom see?
CMS counts 187 Medicare patients who saw Dr. Ahlstrom in 2024, with an average age of 77.
Show 5 more questionsShow fewer questions
What services does Dr. Troy W. Ahlstrom bill to Medicare?
In 2024, Dr. Ahlstrom's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99239) and hospital inpatient care (99223).
Where did Dr. Troy W. Ahlstrom go to medical school?
Dr. Ahlstrom graduated from University of Michigan Medical School in 2005.
What drugs does Dr. Troy W. Ahlstrom prescribe most?
In 2024 Medicare Part D data, Dr. Ahlstrom's most prescribed drugs by claims were Cefuroxime and Prednisone.
Has Dr. Troy W. Ahlstrom received payments from drug or device companies?
CMS Open Payments shows $586 in general payments to Dr. Ahlstrom from 3 companies from 2017 to 2019. The largest total came from Pfizer Inc.
How long has Dr. Troy W. Ahlstrom been practicing?
Dr. Ahlstrom graduated from medical school in 2005, 21 years ago.
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