Dr. Marc K. Siegel, MD
- Medicare services, 2024
- 438
- Medicare patients, 2024
- 125
- Part D claims, 2024
- 1,226
- MIPS score, 2024
- 91
- Hospital affiliations
- 1
- Practice address
- 550 1st Ave, New York, NY 10016
- Practice phone
- Call (212) 263-1481
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
NYU Langone - Tisch Hospital
New York, New York
Find Dr. Siegel'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. Marc K. Siegel is an internist in New York, New York
Dr. Siegel practices at NYU Langone - Tisch Hospital in New York, New York.
Dr. Siegel's NPI, 1649338898, was assigned on December 4, 2006. Dr. Siegel graduated from State University of New York at Buffalo School of Medicine in 1985. Dr. Siegel holds New York license 168546.
- NPI
- 1649338898NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9931195252
- NPI enumeration date
- December 4, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (212) 263-1481
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 67
- Medical school graduation
- 1985
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Marc K. Siegel practices at NYU Langone - Tisch Hospital in New York, New York
Dr. Siegel's primary practice is NYU Langone - Tisch Hospital, at 550 1st Ave, New York, NY 10016 in New York County. The practice phone is (212) 263-1481.
- NYU Langone - Tisch Hospital550 1st Ave, New York, NY 10016 · New York CountyPhone(212) 263-1481
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Marc K. Siegel is affiliated with 4 sites of care and 1 medical group
Dr. Siegel's primary practice is NYU Langone - Tisch Hospital in New York, New York. Dr. Siegel is also affiliated with Tisch Hospital. The medical group on file is NYU Langone Orthopedic Surgery Associates. Dmand AI also links Dr. Siegel to 1 more physician office and 1 group practice or clinic, each 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. Marc K. Siegel's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Siegel practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| NYU Langone - Tisch Hospital | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Marc K. Siegel is one of 9,643 internists in New York
Internal medicine is Dr. Siegel's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Siegel is licensed in New York.
Specialties and state licenses
- Internal medicine, New YorkPrimary
Internists near Dr. Siegel
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. Marc K. Siegel billed Medicare for 438 services in 2024
CMS data shows 438 Medicare services from Dr. Siegel across 8 procedure codes in 2024, for 125 Medicare patients. Medicare paid $31,925 for them. Every service was in an office.
Dr. Siegel's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2862024: 22023%
- Surgery
- 2023: 902024: 10213%
- Tests and treatments
- 2023: 1632024: 6560%
- Other services
- 2023: 1322024: 5161%
Dr. Siegel compared with the New York median for internists, 2024
- Dr. Siegel
- New York median
- Medicare services
- 438vs 426Close to median
- Medicare patients
- 125vs 15821% below
- Part D claims
- 913vs 62247% above
Medians across 9,428 internists in New York with Dmand AI profiles that report each measure.
Dr. Siegel'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. Siegel?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Siegel and other internists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Marc K. Siegel treated 125 Medicare patients in 2024, average age 76
CMS counts 125 Medicare patients who saw Dr. Siegel in 2024. The largest group is 65 to 74, with 52 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.26, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Siegel's median patient age at 64, with 44% women.
Dr. Siegel's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Siegel's Medicare patients by sex, 2024
- Women6451%
- Men6149%
Chronic conditions among Dr. Siegel's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis47%
- Ischemic heart disease38%
- Diabetes36%
- COPD26%
- Cancer22%
- Chronic kidney disease21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Siegel'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
- Women44%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Marc K. Siegel wrote 1,226 Medicare Part D claims in 2024
In 2024, Dr. Siegel wrote 1,226 Medicare Part D claims for 127 patients. 88% of them were for generic drugs. CMS names the drug for 913 of them, across 29 drugs with 11 or more claims each, at $49,898 in total drug cost. In 2023, CMS named 799 claims across 23 drugs.
Dr. Siegel's Part D claims by kind of drug, 2024
- Generic1,073 claims88%
- Brand-name and other153 claims12%
Dr. Siegel'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. Siegel's Part D claims, 2024
- Antibiotics6%70 of 1,226 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: 7992024: 91314%
Drugs named by CMS: 29 in 2024, 23 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. Marc K. Siegel scored 91 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 91 out of 100 for Dr. Siegel for performance year 2024, reported as part of a group. Dr. Siegel accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Siegel as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Siegel's MIPS scores, performance year 2024
- 91of 100Final score
- 91.8of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 75of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Marc K. Siegel received $1,741 in industry payments from 2016 to 2025
CMS Open Payments shows 90 general payments to Dr. Siegel from 21 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $614.
General payments to Dr. Siegel by program year, 2016 to 2025
Companies that paid Dr. Siegel 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. Marc K. Siegel graduated from State University of New York at Buffalo School of Medicine
Dr. Siegel graduated from State University of New York at Buffalo School of Medicine in 1985.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Marc K. Siegel'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) |
| 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. Marc K. Siegel
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. Marc K. Siegel's NPI number?
Dr. Marc K. Siegel's NPI number is 1649338898. It was assigned on December 4, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Marc K. Siegel?
Dr. Marc K. Siegel is an internist in New York, New York. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Marc K. Siegel practice?
Dr. Siegel practices at 550 1st Ave, New York, NY 10016. Dr. Siegel's primary practice is NYU Langone - Tisch Hospital in New York, New York. Dmand AI also links Dr. Siegel to 1 physician office and 1 group practice or clinic.
What is Dr. Marc K. Siegel's office phone number?
The practice phone on file for Dr. Siegel is (212) 263-1481.
What is Dr. Marc K. Siegel's medical license number?
Dr. Siegel holds New York license 168546.
Which hospitals is Dr. Marc K. Siegel affiliated with?
Dr. Siegel is affiliated with Tisch Hospital.
What medical group is Dr. Marc K. Siegel part of?
Dr. Siegel is linked to NYU Langone Orthopedic Surgery Associates.
Does Dr. Marc K. Siegel accept Medicare?
Yes. CMS data shows Dr. Siegel billed Medicare for 438 services in 2024, and Dr. Siegel accepts Medicare assignment.
Does Dr. Marc K. Siegel offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Siegel as offering telehealth services.
What is Dr. Marc K. Siegel's MIPS score?
Dr. Siegel's MIPS final score for performance year 2024 is 91 out of 100, reported as part of a group.
Show 6 more questionsShow fewer questions
How many Medicare patients does Dr. Marc K. Siegel see?
CMS counts 125 Medicare patients who saw Dr. Siegel in 2024, with an average age of 76.
What services does Dr. Marc K. Siegel bill to Medicare?
In 2024, Dr. Siegel's most billed Medicare services were office visit, established patient (99214), surgery: heart and blood vessels (36415) and heart test or procedure (93000).
Where did Dr. Marc K. Siegel go to medical school?
Dr. Siegel graduated from State University of New York at Buffalo School of Medicine in 1985.
What drugs does Dr. Marc K. Siegel prescribe most?
In 2024 Medicare Part D data, Dr. Siegel's most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Amlodipine Besylate.
Has Dr. Marc K. Siegel received payments from drug or device companies?
CMS Open Payments shows $1,741 in general payments to Dr. Siegel from 21 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Marc K. Siegel been practicing?
Dr. Siegel graduated from medical school in 1985, 41 years ago.
Selling to internal medicine practices?
See internists in New York by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card