Dr. Michael J. Sisack, MD
- Medicare services, 2024
- 3,003
- Medicare patients, 2024
- 814
- Part D claims, 2024
- 1,018
- MIPS score, 2024
- 85
- Hospital affiliations
- 1
- Practice address
- 63 Church St, Flemington, NJ 08822
- Practice phone
- Call (908) 237-0940
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Hunterdon Center for Dermatology
Flemington, New Jersey
Find Dr. Sisack'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. Michael J. Sisack is a dermatologist in Flemington, New Jersey
Dr. Sisack practices at Hunterdon Center for Dermatology in Flemington, New Jersey.
Dr. Sisack's NPI, 1073552576, was assigned on June 6, 2006. Dr. Sisack graduated from Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc) in 2001. Dr. Sisack holds New Jersey license 25MA06942100.
- NPI
- 1073552576NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3072794981
- NPI enumeration date
- June 6, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (908) 237-0940
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 51
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Michael J. Sisack practices at Hunterdon Center for Dermatology in Flemington, New Jersey
Dr. Sisack's primary practice is Hunterdon Center for Dermatology, at 63 Church St, Flemington, NJ 08822 in Hunterdon County. The practice phone is (908) 237-0940.
- Hunterdon Center for Dermatology63 Church St, Flemington, NJ 08822 · Hunterdon CountyPhone(908) 237-0940
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Michael J. Sisack is affiliated with 3 sites of care and 1 medical group
Dr. Sisack's primary practice is Hunterdon Center for Dermatology in Flemington, New Jersey. Dr. Sisack is also affiliated with Hunterdon Medical Center. The medical group on file is Hunterdon Health. Dmand AI also links Dr. Sisack to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Michael J. Sisack's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sisack practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Hunterdon Center for Dermatology | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Michael J. Sisack is one of 376 dermatologists in New Jersey
Dermatology is Dr. Sisack's primary specialty in the NPI Registry, under taxonomy code 207N00000X. Dr. Sisack is licensed in New Jersey.
Specialties and state licenses
- Dermatology, New JerseyPrimary
Dermatologists near Dr. Sisack
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. Michael J. Sisack billed Medicare for 3,003 services in 2024
CMS data shows 3,003 Medicare services from Dr. Sisack across 16 procedure codes in 2024, for 814 Medicare patients. Medicare paid $140,177 for them. Every service was in an office.
Dr. Sisack's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 2,0672024: 1,9267%
- Office and hospital visits
- 2023: 1,0912024: 1,0771%
Dr. Sisack compared with the New Jersey median for dermatologists, 2024
- Dr. Sisack
- New Jersey median
- Medicare services
- 3,003vs 1,84363% above
- Medicare patients
- 814vs 53452% above
- Part D claims
- 816vs 43787% above
Medians across 381 dermatologists in New Jersey with Dmand AI profiles that report each measure.
Dr. Sisack'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. Sisack and other dermatologists in New Jersey.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Michael J. Sisack treated 814 Medicare patients in 2024, average age 73
CMS counts 814 Medicare patients who saw Dr. Sisack in 2024. The largest group is 65 to 74, with 451 patients. 75% of them have high cholesterol, and 63% have high blood pressure. 8% are also on Medicaid. Their average risk score is 0.96, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Sisack's median patient age at 64, with 46% women.
Dr. Sisack's Medicare patients by age, 2024
Dr. Sisack's Medicare patients by sex, 2024
- Women33741%
- Men47759%
Chronic conditions among Dr. Sisack's Medicare patients, 2024
- High cholesterol75%
- High blood pressure63%
- Arthritis30%
- Ischemic heart disease29%
- Diabetes20%
- Anxiety18%
- Atrial fibrillation18%
- Cancer17%
Share of Medicare patients with each condition. A patient can have several.
Dr. Sisack's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women46%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Michael J. Sisack wrote 1,018 Medicare Part D claims in 2024
In 2024, Dr. Sisack wrote 1,018 Medicare Part D claims for 368 patients. 89% of them were for generic drugs. CMS names the drug for 816 of them, across 20 drugs with 11 or more claims each, at $96,888 in total drug cost. In 2023, CMS named 839 claims across 27 drugs.
Dr. Sisack's Part D claims by kind of drug, 2024
- Generic910 claims89%
- Brand-name108 claims11%
Dr. Sisack'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. Sisack's Part D claims, 2024
- Antibiotics3%32 of 1,018 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: 8392024: 8163%
Drugs named by CMS: 20 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. Michael J. Sisack scored 85 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 85 out of 100 for Dr. Sisack for performance year 2024, reported as part of a group. Dr. Sisack accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 312 procedures of skin biopsy by Dr. Sisack, more than 91% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Sisack's MIPS scores, performance year 2024
- 85of 100Final score
- 80of 100Quality
- 97of 100Promoting Interoperability
- 40of 100Improvement Activities
- 72of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Sisack ranks in Medicare procedure volume
- Removal of skin lesions
- 90th percentile692 procedures
- Skin biopsy
- 91st percentile312 procedures
- Removal or shaving of skin growth
- 71st percentile20 procedures
- Melanoma (skin cancer) excision
- 67th percentile13 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. Michael J. Sisack received $2,686 in industry payments from 2016 to 2025
CMS Open Payments shows 133 general payments to Dr. Sisack from 21 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 88% of the total. Janssen Pharmaceuticals, Inc paid the most, $799.
General payments to Dr. Sisack by program year, 2016 to 2025
General payments to Dr. Sisack by kind, 2016 to 2025
- Food and beverage$2,37688%
- Education$31012%
Companies that paid Dr. Sisack 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. Michael J. Sisack graduated from Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc)
Dr. Sisack graduated from Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc) in 2001.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Michael J. Sisack'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 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. Michael J. Sisack
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. Michael J. Sisack's NPI number?
Dr. Michael J. Sisack's NPI number is 1073552576. It was assigned on June 6, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael J. Sisack?
Dr. Michael J. Sisack is a dermatologist in Flemington, New Jersey. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).
Where does Dr. Michael J. Sisack practice?
Dr. Sisack practices at 63 Church St, Flemington, NJ 08822. Dr. Sisack's primary practice is Hunterdon Center for Dermatology in Flemington, New Jersey. Dmand AI also links Dr. Sisack to 1 group practice or clinic.
What is Dr. Michael J. Sisack's office phone number?
The practice phone on file for Dr. Sisack is (908) 237-0940.
What is Dr. Michael J. Sisack's medical license number?
Dr. Sisack holds New Jersey license 25MA06942100.
Which hospitals is Dr. Michael J. Sisack affiliated with?
Dr. Sisack is affiliated with Hunterdon Medical Center.
What medical group is Dr. Michael J. Sisack part of?
Dr. Sisack is linked to Hunterdon Health.
Does Dr. Michael J. Sisack accept Medicare?
Yes. CMS data shows Dr. Sisack billed Medicare for 3,003 services in 2024, and Dr. Sisack accepts Medicare assignment.
What is Dr. Michael J. Sisack's MIPS score?
Dr. Sisack's MIPS final score for performance year 2024 is 85 out of 100, reported as part of a group.
How many Medicare patients does Dr. Michael J. Sisack see?
CMS counts 814 Medicare patients who saw Dr. Sisack in 2024, with an average age of 73.
Show 5 more questionsShow fewer questions
What services does Dr. Michael J. Sisack bill to Medicare?
In 2024, Dr. Sisack'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. Michael J. Sisack go to medical school?
Dr. Sisack graduated from Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc) in 2001.
What drugs does Dr. Michael J. Sisack prescribe most?
In 2024 Medicare Part D data, Dr. Sisack's most prescribed drugs by claims were Triamcinolone Acetonide, Ketoconazole and Clobetasol Propionate.
Has Dr. Michael J. Sisack received payments from drug or device companies?
CMS Open Payments shows $2,686 in general payments to Dr. Sisack from 21 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Michael J. Sisack been practicing?
Dr. Sisack graduated from medical school in 2001, 25 years ago.
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