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

Dr. Christina Gelev, MD

Individual provider Internal Medicine Physician · NPI 1518958131

Dr. Christina Gelev, MD is an Internal Medicine in Waltham, Massachusetts. Graduated from Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University in 1986, 40 years ago. Practices with Massachusetts General Physicians Organization Inc, a 3,484-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts.

Years since qualifying
40
Trained at
Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University
Licensed in
MA
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

40 Second Ave Ste 400 Mass General Medical Group
Waltham, MA 02451-1132
Phone: (781) 487-4350
Fax: (781) 487-4351
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 72739 (MA)

Record details

NPI number1518958131
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 2, 2005
Last updated in NPPESJune 26, 2014

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolCLVLND CLINIC LERNER COLLEGE OF MED OF CASE WSTN RSV UNIVERSITY
Graduated 1986 (40 years in practice)
Group practice Massachusetts General Physicians Organization Inc — 3484 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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