Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Howard Ivan Siegel, MD

Individual provider Internal Medicine Physician · NPI 1104836337

Dr. Howard Ivan Siegel, MD is an Internal Medicine in New York, New York. Graduated from Chicago College of Medicine and Surgery in 1961, 65 years ago. Practices with Manhattan Internal Medicine Associates PC, a 6-clinician group, accepts Medicare assignment and offers telehealth. Licensed in New York.

Years since qualifying
65
Trained at
Chicago College of Medicine and Surgery
Licensed in
NY
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

145 E 32nd St Ste 303
New York, NY 10016
Phone: (212) 725-5300
Fax: (212) 725-5590
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 087909 (NY)

Record details

NPI number1104836337
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 9, 2006
Last updated in NPPESMay 19, 2015

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolCHICAGO COLLEGE OF MEDICINE AND SURGERY
Graduated 1961 (65 years in practice)
Group practice Manhattan Internal Medicine Associates Pc — 6 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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