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

Gregory A. Spencer, MD

Individual provider Internal Medicine Physician · NPI 1194725168

Gregory A. Spencer, MD is an Internal Medicine in Middletown, New York. Graduated from Medical College of Wisconsin in 1988, 38 years ago. Practices with Crystal Run Healthcare Physicians LLP, a 366-clinician group, accepts Medicare assignment and offers telehealth. Licensed in New York.

Years since qualifying
38
Trained at
Medical College of Wisconsin
Licensed in
NY
In the registry since
2005
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

155 Crystal Run Rd
Middletown, NY 10941-4028
Phone: (845) 703-6999
Fax: (845) 703-6297
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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 203162 (NY)

Record details

NPI number1194725168
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 29, 2005
Last updated in NPPESOctober 16, 2020
Certification dateOctober 16, 2020
Mailing address155 Crystal Run Rd, Middletown, NY 10941-4028

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolMEDICAL COLLEGE OF WISCONSIN
Graduated 1988 (38 years in practice)
Group practice Crystal Run Healthcare Physicians Llp — 366 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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