Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Carol Ann Guidera-Diamond, MD

Individual provider Internal Medicine Physician · NPI 1417050030

Carol Ann Guidera-Diamond, MD is an Internal Medicine in New York, New York. Qualified in 1983, 43 years ago. Accepts Medicare assignment and offers telehealth. Licensed in New York.

Years since qualifying
43
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

285 W End Ave
New York, NY 10023
Phone: (212) 579-1200
Fax: (212) 579-9205
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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 160944 (NY)

Record details

NPI number1417050030
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 7, 2006
Last updated in NPPESJuly 8, 2007

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1983 (43 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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