Breast FeedingInterviews as TopicLupus Erythematosus, Systemic
Dr. Caroline Haley Siegel, MD
NPI1679935373PAC ID0446504682
- Medicare services, 2024
- 131
- Medicare patients, 2024
- 64
- Part D claims, 2024
- 219
- Publications
- 12
- Hospital affiliations
- 2
- Practice address
- 535 East 70th Street, New York, NY 10021
- Practice phone
- Call (212) 606-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Siegel's professional email, personal email and mobile number
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Dr. Caroline Haley Siegel is a rheumatologist in New York, New York
Dr. Siegel practices at Hospital for Special Surgery in New York, New York, part of Hospital for Special Surgery.
Dr. Siegel's NPI, 1679935373, was assigned on March 22, 2016. Dr. Siegel graduated from Weill Cornell Medicine in 2016. Dr. Siegel holds New York license 298074.
NPI and contact details
- NPI
- 1679935373NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0446504682
- NPI enumeration date
- March 22, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (212) 606-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 36
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Caroline Haley Siegel practices at Hospital for Special Surgery in New York, New York
Dr. Siegel's primary practice is Hospital for Special Surgery, at 535 East 70th Street, New York, NY 10021 in New York County. The practice phone is (212) 606-1000.
- Hospital for Special Surgery535 East 70th Street, New York, NY 10021 · New York CountyPhone(212) 606-1000
Source: Dmand AI Affiliation Data
Dr. Caroline Haley Siegel is affiliated with 2 sites of care and 1 medical group
Dr. Siegel's primary practice is Hospital for Special Surgery in New York, New York, part of Hospital for Special Surgery. Dr. Siegel is also affiliated with NewYork-Presbyterian/Weill Cornell Medical Center. The medical group on file is Hospital for Special Surgery. Dr. Siegel's employer is on file too: a hospital.
NewYork-Presbyterian/Weill Cornell Medical CenterHospital for Special SurgeryEmployer: hospitalName with a free account
See all 3 affiliations for Dr. SiegelSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Caroline Haley Siegel's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Siegel practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Hospital for Special Surgery | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Caroline Haley Siegel is one of 514 rheumatologists in New York
Rheumatology is Dr. Siegel's primary specialty in the NPI Registry, under taxonomy code 207RR0500X. Dr. Siegel is licensed in New York.
Specialties and state licenses
- Rheumatology, New YorkPrimary
Rheumatologists near Dr. Siegel
Counts of rheumatologists with a Dmand AI profile, by place and practice. Each opens the list.
514rheumatologists in New York159rheumatologists in New York27rheumatologists at Hospital for Special Surgery
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Caroline Haley Siegel billed Medicare for 131 services in 2024
CMS data shows 131 Medicare services from Dr. Siegel across 5 procedure codes in 2024, for 64 Medicare patients. Medicare paid $15,193 for them. Every service was in an office.
Medicare services, 2024131
Medicare patients64
Paid by Medicare$15,193
Procedure codes5
Dr. Siegel's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 122024: 109808%
- Other services
- 2023: 02024: 22
Dr. Siegel compared with the New York median for rheumatologists, 2024
- Dr. Siegel
- New York median
- Medicare services
- 131vs 56577% below
- Medicare patients
- 64vs 17664% below
- Part D claims
- 107vs 92188% below
Medians across 509 rheumatologists 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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Caroline Haley Siegel treated 64 Medicare patients in 2024, average age 74
CMS counts 64 Medicare patients who saw Dr. Siegel in 2024. The largest group is 65 to 74, with 34 patients. 75% of them have arthritis, and 75% have high cholesterol. Their average risk score is 1.21, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Siegel's median patient age at 43, with 81% women.
Medicare patients, 202464
Average age74
Average risk score1.21
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
- Women4672%
- Men1828%
Chronic conditions among Dr. Siegel's Medicare patients, 2024
- Arthritis75%
- High cholesterol75%
- High blood pressure64%
- Osteoporosis39%
- Anxiety25%
- Ischemic heart disease25%
- Mood disorders25%
- Depression22%
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 43
Patient panel by sex, all payers
- Women81%
- Men14%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Caroline Haley Siegel wrote 219 Medicare Part D claims in 2024
In 2024, Dr. Siegel wrote 219 Medicare Part D claims for 43 patients. 87% of them were for generic drugs. CMS names the drug for 107 of them, across 4 drugs with 11 or more claims each, at $2,226 in total drug cost. In 2023, CMS named 78 claims across 5 drugs.
Part D claims, 2024219
Drugs named by CMS4
Total drug cost$2,226
Part D patients43
Dr. Siegel's Part D claims by kind of drug, 2024
- Generic190 claims87%
- Brand-name29 claims13%
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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 782024: 10737%
Drugs named by CMS: 4 in 2024, 5 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. Caroline Haley Siegel offers telehealth to Medicare patients
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
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Caroline Haley Siegel has 12 publications on record
Dmand AI links 12 papers to Dr. Siegel, published from 2020 to 2025. 2020 was the busiest year, with 2. The most frequent topics are COVID-19, Lupus Erythematosus, Systemic and Rheumatic Diseases. Dr. Siegel has published most often in J Clin Rheumatol. Dr. Siegel's most frequent co-authors are Lisa Rose Sammaritano, MD, Medha Barbhaiya and Vivian Patricia Bykerk, MD.
Papers12
Years published2020 to 2025
Dr. Siegel's papers by year, 2020 to 2025
Topics Dr. Siegel writes about most
- COVID-19
- Lupus Erythematosus, Systemic
- Rheumatic Diseases
- SARS-CoV-2
- Antirheumatic Agents
- COVID-19 Vaccines
- New York City
- Pregnancy Complications
Dr. Siegel's most frequent co-authors
- Lisa Rose Sammaritano, MD5 shared papers
- Medha Barbhaiya4 shared papers
- Vivian Patricia Bykerk, MD2 shared papers
Recent publications by Dr. Siegel
J Clin Rheumatol
COVID-19COVID-19 VaccinesNew York City
COVID-19COVID-19 VaccinesLupus Erythematosus, Systemic
Arthritis Rheumatol
Antirheumatic AgentsCOVID-19COVID-19 Drug Treatment
See who Dr. Siegel researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Siegel works with, so you can find a warm path to the right rheumatologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Caroline Haley Siegel graduated from Weill Cornell Medicine
Dr. Siegel graduated from Weill Cornell Medicine in 2016.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Caroline Haley 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 | 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Caroline Haley 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. Caroline Haley Siegel's NPI number?
Dr. Caroline Haley Siegel's NPI number is 1679935373. It was assigned on March 22, 2016, and it is active in the NPI Registry.
What kind of doctor is Dr. Caroline Haley Siegel?
Dr. Caroline Haley Siegel is a rheumatologist in New York, New York. The primary specialty in the NPI Registry is Rheumatology Physician (taxonomy code 207RR0500X).
Where does Dr. Caroline Haley Siegel practice?
Dr. Siegel practices at 535 East 70th Street, New York, NY 10021. Dr. Siegel's primary practice is Hospital for Special Surgery in New York, New York, part of Hospital for Special Surgery.
What is Dr. Caroline Haley Siegel's office phone number?
The practice phone on file for Dr. Siegel is (212) 606-1000.
What is Dr. Caroline Haley Siegel's medical license number?
Dr. Siegel holds New York license 298074.
Which hospitals is Dr. Caroline Haley Siegel affiliated with?
Dr. Siegel practices at Hospital for Special Surgery in New York, New York. Dr. Siegel is also affiliated with NewYork-Presbyterian/Weill Cornell Medical Center.
What medical group is Dr. Caroline Haley Siegel part of?
Dr. Siegel is linked to Hospital for Special Surgery.
Does Dr. Caroline Haley Siegel accept Medicare?
Yes. CMS data shows Dr. Siegel billed Medicare for 131 services in 2024, and Dr. Siegel accepts Medicare assignment.
Does Dr. Caroline Haley Siegel offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Siegel as offering telehealth services.
How many Medicare patients does Dr. Caroline Haley Siegel see?
CMS counts 64 Medicare patients who saw Dr. Siegel in 2024, with an average age of 74.
Show 6 more questionsShow fewer questions
What services does Dr. Caroline Haley Siegel bill to Medicare?
In 2024, Dr. Siegel's most billed Medicare services were office visit, established patient (99214), office visit, new patient (99205) and medicare service (G2211).
Where did Dr. Caroline Haley Siegel go to medical school?
Dr. Siegel graduated from Weill Cornell Medicine in 2016.
What drugs does Dr. Caroline Haley Siegel prescribe most?
In 2024 Medicare Part D data, Dr. Siegel's most prescribed drugs by claims were Hydroxychloroquine Sulfate, Prednisone and Diclofenac Sodium.
How long has Dr. Caroline Haley Siegel been practicing?
Dr. Siegel graduated from medical school in 2016, 10 years ago.
Does Dr. Caroline Haley Siegel do research?
Dmand AI links 12 publications to Dr. Siegel, published from 2020 to 2025.
Who does Dr. Caroline Haley Siegel publish with?
Dr. Siegel's most frequent co-authors are Lisa Rose Sammaritano, MD (5 shared papers), Medha Barbhaiya (4 shared papers) and Vivian Patricia Bykerk, MD (2 shared papers).
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