Dr. John Michael Holsinger, DO
- Medicare services, 2024
- 3,262
- Medicare patients, 2024
- 651
- Part D claims, 2024
- 647
- MIPS score, 2024
- 84
- Hospital affiliations
- 1
- Practice address
- 428 County Line Road, Westerville, OH 43082
- Practice phone
- Call (614) 847-4100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Center for Surgical Dermatology - Westerville
Surgery Center - Not Medicare-Certified · Westerville, Ohio
Find Dr. Holsinger'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. John Michael Holsinger is a dermatologist in Westerville, Ohio
Dr. Holsinger practices at Center for Surgical Dermatology - Westerville in Westerville, Ohio.
Dr. Holsinger's NPI, 1992997548, was assigned on August 16, 2007. Dr. Holsinger graduated from Ohio University, College of Osteopathic Medicine in 2003. Dr. Holsinger holds Ohio license 34.008980.
- NPI
- 1992997548NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5193813095
- NPI enumeration date
- August 16, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (614) 847-4100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 49
- Medical school graduation
- 2003
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John Michael Holsinger practices at Center for Surgical Dermatology - Westerville in Westerville, Ohio
Dr. Holsinger's primary practice is Center for Surgical Dermatology - Westerville, at 428 County Line Road, Westerville, OH 43082. The practice phone is (614) 847-4100.
- Center for Surgical Dermatology - Westerville428 County Line Road, Westerville, OH 43082Phone(614) 847-4100
Source: Dmand AI Affiliation Data
Dr. John Michael Holsinger is affiliated with 4 sites of care and 2 medical groups
Dr. Holsinger's primary practice is Center for Surgical Dermatology - Westerville in Westerville, Ohio. Dr. Holsinger is also affiliated with Mount Carmel East. The medical group on file is OhioHealth Physician Group. Dmand AI also links Dr. Holsinger to 2 more group practices and clinics and 1 medical group, each named with a free account. Dr. Holsinger's employer is on file too: a surgery center (asc).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. John Michael Holsinger's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Holsinger practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Center for Surgical Dermatology - Westerville | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John Michael Holsinger is one of 476 dermatologists in Ohio
Dermatology is Dr. Holsinger's primary specialty in the NPI Registry, under taxonomy code 207N00000X. Dr. Holsinger is licensed in Ohio.
Specialties and state licenses
- Dermatology, OhioPrimary
Dermatologists near Dr. Holsinger
Counts of dermatologists 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. John Michael Holsinger billed Medicare for 3,262 services in 2024
CMS data shows 3,262 Medicare services from Dr. Holsinger across 13 procedure codes in 2024, for 651 Medicare patients. Medicare paid $108,310 for them. Every service was in an office.
Dr. Holsinger's Medicare services by type, 2024
- Surgery2,429
- Office and hospital visits833
Dr. Holsinger compared with the Ohio median for dermatologists, 2024
- Dr. Holsinger
- Ohio median
- Medicare services
- 3,262vs 1,83478% above
- Medicare patients
- 651vs 49033% above
- Part D claims
- 545vs 536Close to median
Medians across 478 dermatologists in Ohio with Dmand AI profiles that report each measure.
Dr. Holsinger'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. Holsinger?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Holsinger and other dermatologists in Ohio.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John Michael Holsinger treated 651 Medicare patients in 2024, average age 74
CMS counts 651 Medicare patients who saw Dr. Holsinger in 2024. The largest group is 65 to 74, with 353 patients. 75% of them have high cholesterol, and 74% have high blood pressure. 2% are also on Medicaid. Their average risk score is 0.92, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Holsinger's median patient age at 61, with 52% women.
Dr. Holsinger's Medicare patients by age, 2024
Dr. Holsinger's Medicare patients by sex, 2024
- Women32850%
- Men32350%
Chronic conditions among Dr. Holsinger's Medicare patients, 2024
- High cholesterol75%
- High blood pressure74%
- Arthritis46%
- Diabetes27%
- Ischemic heart disease25%
- Anxiety19%
- Chronic kidney disease19%
- Cancer17%
Share of Medicare patients with each condition. A patient can have several.
Dr. Holsinger's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women52%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John Michael Holsinger wrote 647 Medicare Part D claims in 2024
In 2024, Dr. Holsinger wrote 647 Medicare Part D claims for 293 patients. 95% of them were for generic drugs. CMS names the drug for 545 of them, across 15 drugs with 11 or more claims each, at $10,913 in total drug cost.
Dr. Holsinger's Part D claims by kind of drug, 2024
- Generic617 claims95%
- Brand-name30 claims5%
Dr. Holsinger'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. Holsinger's Part D claims, 2024
- Antibiotics16%101 of 647 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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. John Michael Holsinger scored 84 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for Dr. Holsinger for performance year 2024, reported as part of a group. Dr. Holsinger accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 363 procedures of skin biopsy by Dr. Holsinger, more than 93% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Holsinger's MIPS scores, performance year 2024
- 84of 100Final score
- 81of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Holsinger ranks in Medicare procedure volume
- Removal of skin lesions
- 92nd percentile864 procedures
- Skin biopsy
- 93rd percentile363 procedures
- Melanoma (skin cancer) excision
- 89th percentile68 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. John Michael Holsinger received $3,129 in industry payments from 2024 to 2025
CMS Open Payments shows 173 general payments to Dr. Holsinger from 19 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 98% of the total. Abbvie Inc. paid the most, $542.
General payments to Dr. Holsinger by program year, 2024 to 2025
General payments to Dr. Holsinger by kind, 2024 to 2025
- Food and beverage$3,06198%
- Education$682%
Companies that paid Dr. Holsinger the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. John Michael Holsinger graduated from Ohio University, College of Osteopathic Medicine
Dr. Holsinger graduated from Ohio University, College of Osteopathic Medicine in 2003.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John Michael Holsinger'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (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. John Michael Holsinger
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. John Michael Holsinger's NPI number?
Dr. John Michael Holsinger's NPI number is 1992997548. It was assigned on August 16, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. John Michael Holsinger?
Dr. John Michael Holsinger is a dermatologist in Westerville, Ohio. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).
Where does Dr. John Michael Holsinger practice?
Dr. Holsinger practices at 428 County Line Road, Westerville, OH 43082. Dr. Holsinger's primary practice is Center for Surgical Dermatology - Westerville in Westerville, Ohio. Dmand AI also links Dr. Holsinger to 2 group practices and clinics and 1 medical group.
What is Dr. John Michael Holsinger's office phone number?
The practice phone on file for Dr. Holsinger is (614) 847-4100.
What is Dr. John Michael Holsinger's medical license number?
Dr. Holsinger holds Ohio license 34.008980.
Which hospitals is Dr. John Michael Holsinger affiliated with?
Dr. Holsinger is affiliated with Mount Carmel East.
What medical group is Dr. John Michael Holsinger part of?
Dr. Holsinger is linked to OhioHealth Physician Group. Dmand AI links Dr. Holsinger to 1 more medical group.
Does Dr. John Michael Holsinger accept Medicare?
Yes. CMS data shows Dr. Holsinger billed Medicare for 3,262 services in 2024, and Dr. Holsinger accepts Medicare assignment.
What is Dr. John Michael Holsinger's MIPS score?
Dr. Holsinger's MIPS final score for performance year 2024 is 84 out of 100, reported as part of a group.
How many Medicare patients does Dr. John Michael Holsinger see?
CMS counts 651 Medicare patients who saw Dr. Holsinger in 2024, with an average age of 74.
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What services does Dr. John Michael Holsinger bill to Medicare?
In 2024, Dr. Holsinger's most billed Medicare services were surgery: skin and soft tissue (17003), office visit, established patient (99213) and surgery: skin and soft tissue (17000).
Where did Dr. John Michael Holsinger go to medical school?
Dr. Holsinger graduated from Ohio University, College of Osteopathic Medicine in 2003.
What drugs does Dr. John Michael Holsinger prescribe most?
In 2024 Medicare Part D data, Dr. Holsinger's most prescribed drugs by claims were Triamcinolone Acetonide, Ketoconazole and Doxycycline Hyclate.
Has Dr. John Michael Holsinger received payments from drug or device companies?
CMS Open Payments shows $3,129 in general payments to Dr. Holsinger from 19 companies from 2024 to 2025. The largest total came from Abbvie Inc.
How long has Dr. John Michael Holsinger been practicing?
Dr. Holsinger graduated from medical school in 2003, 23 years ago.
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