Howard Ivan Siegel, MD.
Internal Medicine Physician · New York, NY
Howard Ivan Siegel, MD. is an internal medicine physician with a practice address in New York, New York, and NPI 1104836337, issued on Aug 9, 2006. Check the license (New York 087909, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Howard Ivan Siegel
- Credential
- MD.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 087909 NY
Self-reported in NPPES; status is on the state search - Practice location
- 145 E 32ND St, New York, NY 10016
- Phone
- (212) 725-5300
- Enumerated
- Aug 9, 2006
- Record last updated
- May 19, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (212) 725-5590
- Medicare enrollment
- Enrolled (PECOS I20050914000089); accepts Medicare assignment
- Medical or professional school
- Chicago College Of Medicine And Surgery, 1961
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 145 E 32ND St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Alexis AccaSocial Worker1417735408
- Rhea Alexander-Hooper, M.A. CCC-SLPSpeech-Language Pathologist1386889509
- Howard Antosofsky, M.D.Gastroenterology Physician1013927235
- Yushan Chiou, MDGeneral Practice Physician1497925127
- Antonio ConvitResearch Study Specialist1164878690
- Alessandro Di Rocco, MDNeurology Physician1225060726
Verify Howard Ivan Siegel in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 087909Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
63% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,168 Medicare Part D claims for 168 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Amlodipine Besylate122 claims
- Atorvastatin Calcium101 claims
- Omeprazole81 claims
- Metformin Hcl59 claims
- Pantoprazole Sodium55 claims
- Losartan Potassium39 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $744.62
35 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Manhattan Internal Medicine Associates PCNew York, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
2,434 internal medicine physician records list a practice address in New York
They are 2,434 of the 98,468 NPPES records with a practice address in New York, and 12,067 internal medicine physician records in New York.
All 2,434 in New York → All 12,067 in New York → Every provider in New York →
Other internal medicine physician records in New York
- Deborah Aanonsen, D.O.Staten Island, NY1952395717
- Nivedita Aanur, M.D.New York, NY1982833471
- Jay Aaron, MDGreat Neck, NY1245332956
- Ahmad AbadiPoughkeepsie, NY1780258517
- Jamsheed Abadi, MDBrooklyn, NY1477537496
- Antonieta Abarientos, MDNew Rochelle, NY1649285123
- Zurab Abayev, M.D.Brooklyn, NY1841283058
- Ehab Abaza, MDNew York, NY1114507555
- Vaidarshi Abbagoni, MDNew York, NY1871237495
- Muhammad AbbasRichmond Hill, NY1053996587
Common questions
What is Howard Ivan Siegel, MD.'s NPI number?
Howard Ivan Siegel, MD.'s National Provider Identifier (NPI) is 1104836337, issued on Aug 9, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Howard Ivan Siegel, MD. located?
The NPPES record lists a practice address at 145 E 32ND St, New York, NY, 10016. Phone: (212) 725-5300. Providers update this record themselves, so call before visiting.
How can I verify Howard Ivan Siegel, MD.'s license?
NPPES lists New York license number 087909, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Howard Ivan Siegel, MD. prescribe under Medicare Part D?
In 2024, Howard Ivan Siegel, MD. had 1,168 Medicare Part D claims for 168 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.