Dr. Joel M. Topf, MD
- Medicare services, 2024
- 1,910
- Medicare patients, 2024
- 445
- Part D claims, 2024
- 1,556
- Hospital affiliations
- 5
- Industry payments
- $92,670
- Practice address
- 45640 Schoenherr Rd, Utica, MI 48315
- Practice phone
- Call (231) 487-4685
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Petoskey Dialysis
Utica, Michigan
Find Dr. Topf'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. Joel M. Topf is a nephrologist in Utica, Michigan
Dr. Topf practices at Petoskey Dialysis in Utica, Michigan.
Dr. Topf's NPI, 1972505519, was assigned on August 12, 2005. Dr. Topf graduated from Wayne State University School of Medicine in 1995. Dr. Topf holds Michigan license JT055706.
- NPI
- 1972505519NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0840271508
- NPI enumeration date
- August 12, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (231) 487-4685
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 57
- Medical school graduation
- 1995
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Joel M. Topf practices at Petoskey Dialysis in Utica, Michigan
Dr. Topf's primary practice is Petoskey Dialysis, at 45640 Schoenherr Rd, Utica, MI 48315 in Macomb County. The practice phone is (231) 487-4685.
- Petoskey Dialysis45640 Schoenherr Rd, Utica, MI 48315 · Macomb CountyPhone(231) 487-4685
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Joel M. Topf is affiliated with 11 sites of care and 1 medical group
Dr. Topf's primary practice is Petoskey Dialysis in Utica, Michigan. Dr. Topf is also affiliated with Corewell Health William Beaumont University Hospital. The medical group on file is St. Clair Nephrology. Dmand AI also links Dr. Topf to 4 more hospitals, 4 dialysis centers and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Joel M. Topf's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Topf practices, 10 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Petoskey Dialysis | Available with a free account |
| +10 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Joel M. Topf is one of 310 nephrologists in Michigan
Nephrology is Dr. Topf's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Topf is licensed in Michigan.
Specialties and state licenses
- Nephrology, MichiganPrimary
Nephrologists near Dr. Topf
Counts of nephrologists 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. Joel M. Topf billed Medicare for 1,910 services in 2024
CMS data shows 1,910 Medicare services from Dr. Topf across 13 procedure codes in 2024, for 445 Medicare patients. Medicare paid $140,149 for them.
Dr. Topf's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,0222024: 1,0947%
- Tests and treatments
- 2023: 1502024: 586291%
- Other services
- 2023: 02024: 198
- Surgery
- 2023: 02024: 32
Where Dr. Topf's Medicare services took place, 2024
- In an office1,07856%
- In a facility83244%
Dr. Topf compared with the Michigan median for nephrologists, 2024
- Dr. Topf
- Michigan median
- Medicare services
- 1,910vs 8492.2 times
- Medicare patients
- 445vs 26965% above
- Part D claims
- 1,270vs 5742.2 times
Medians across 310 nephrologists in Michigan with Dmand AI profiles that report each measure.
Dr. Topf'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.
Need commercial claims for Dr. Topf?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Topf and other nephrologists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Joel M. Topf treated 445 Medicare patients in 2024, average age 72
CMS counts 445 Medicare patients who saw Dr. Topf in 2024. The largest group is 65 to 74, with 150 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 29% are also on Medicaid. Their average risk score is 4.39, 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. Topf's median patient age at 69, with 44% women.
Dr. Topf's Medicare patients by age, 2024
Dr. Topf's Medicare patients by sex, 2024
- Women19744%
- Men24856%
Chronic conditions among Dr. Topf's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Diabetes62%
- Ischemic heart disease62%
- Heart failure58%
- Arthritis53%
- Atrial fibrillation40%
Share of Medicare patients with each condition. A patient can have several.
Dr. Topf's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women44%
- Men56%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Joel M. Topf wrote 1,556 Medicare Part D claims in 2024
In 2024, Dr. Topf wrote 1,556 Medicare Part D claims for 228 patients. 79% of them were for generic drugs. CMS names the drug for 1,270 of them, across 33 drugs with 11 or more claims each, at $274,525 in total drug cost. In 2023, CMS named 1,032 claims across 27 drugs.
Dr. Topf's Part D claims by kind of drug, 2024
- Generic1,225 claims79%
- Brand-name and other331 claims21%
Dr. Topf'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. Topf's Part D claims, 2024
- Opioids2%34 of 1,556 claims
- Antibiotics1%20 of 1,556 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, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,0322024: 1,27023%
Drugs named by CMS: 33 in 2024, 27 in 2023.
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. Joel M. Topf offers telehealth to Medicare patients
Dr. Topf accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Topf as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Joel M. Topf received $92,670 in industry payments from 2016 to 2025
CMS Open Payments shows 81 general payments to Dr. Topf from 18 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 77% of the total. AstraZeneca Pharmaceuticals LP paid the most, $49,414.
General payments to Dr. Topf by program year, 2016 to 2025
General payments to Dr. Topf by kind, 2016 to 2025
- Consulting fees$71,04177%
- Travel and lodging$10,98912%
- Speaker and faculty fees$4,8505%
- Food and beverage$2,6423%
- Other$2,8533%
Companies that paid Dr. Topf the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Joel M. Topf graduated from Wayne State University School of Medicine
Dr. Topf graduated from Wayne State University School of Medicine in 1995.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Joel M. Topf'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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. Joel M. Topf
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. Joel M. Topf's NPI number?
Dr. Joel M. Topf's NPI number is 1972505519. It was assigned on August 12, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Joel M. Topf?
Dr. Joel M. Topf is a nephrologist in Utica, Michigan. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Joel M. Topf practice?
Dr. Topf practices at 45640 Schoenherr Rd, Utica, MI 48315. Dr. Topf's primary practice is Petoskey Dialysis in Utica, Michigan. Dmand AI also links Dr. Topf to 4 hospitals, 4 dialysis centers and 1 group practice or clinic.
What is Dr. Joel M. Topf's office phone number?
The practice phone on file for Dr. Topf is (231) 487-4685.
What is Dr. Joel M. Topf's medical license number?
Dr. Topf holds Michigan license JT055706.
Which hospitals is Dr. Joel M. Topf affiliated with?
Dr. Topf is affiliated with Corewell Health William Beaumont University Hospital. Dmand AI links Dr. Topf to 4 more hospitals.
What medical group is Dr. Joel M. Topf part of?
Dr. Topf is linked to St. Clair Nephrology.
Does Dr. Joel M. Topf accept Medicare?
Yes. CMS data shows Dr. Topf billed Medicare for 1,910 services in 2024, and Dr. Topf accepts Medicare assignment.
Does Dr. Joel M. Topf offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Topf as offering telehealth services.
How many Medicare patients does Dr. Joel M. Topf see?
CMS counts 445 Medicare patients who saw Dr. Topf in 2024, with an average age of 72.
Show 5 more questionsShow fewer questions
What services does Dr. Joel M. Topf bill to Medicare?
In 2024, Dr. Topf's most billed Medicare services were hospital inpatient care (99232), dialysis (90970) and office visit, established patient (99214).
Where did Dr. Joel M. Topf go to medical school?
Dr. Topf graduated from Wayne State University School of Medicine in 1995.
What drugs does Dr. Joel M. Topf prescribe most?
In 2024 Medicare Part D data, Dr. Topf's most prescribed drugs by claims were Chlorthalidone, Farxiga and Telmisartan.
Has Dr. Joel M. Topf received payments from drug or device companies?
CMS Open Payments shows $92,670 in general payments to Dr. Topf from 18 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Joel M. Topf been practicing?
Dr. Topf graduated from medical school in 1995, 31 years ago.
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