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ALEXANDER CHAITOFF
NPI 1568922771
Internal Medicine in Boston, MA

Active since March 22, 2019
75 FRANCIS ST, BOSTON, MA 02115(617) 732-5500 Get Directions Write a Review

NPPES record last updated: April 19, 2022. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Apr 19, 2022, Mar 23, 2019 (2 updates tracked since 2019).

About Alexander Chaitoff NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ALEXANDER CHAITOFF (NPI 1568922771) is an individual internal medicine provider in Boston, Massachusetts, licensed in Massachusetts (291687) and active in the NPI registry since March 2019.

NPPES Registry Identity

NPI1568922771
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameALEXANDER CHAITOFF
Location Address75 FRANCIS STBoston, MA 02115-6106
Mailing Address75 Francis StBoston, MA 02115-6106 · (617) 732-5500
Phone(617) 732-5500
Sole ProprietorNo
Enumeration DateMarch 22, 2019
Last NPPES UpdateApril 19, 20222 updates tracked since enumeration
NPPES CertifiedApril 19, 2022
✔ NPI 1568922771 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MA · 291687
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
75 FRANCIS ST, Boston, MA 02115
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Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
39 services39 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
31 services31 patients

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

RUMA RAJBHANDARI
Internal Medicine (Gastroenterology)
75 FRANCIS ST
BOSTON, MA 02115
Suffolk County (617) 525-6841
WENYA LINDA BI
Neurological Surgery
75 FRANCIS ST
BOSTON, MA 02115
Suffolk County (203) 645-9485
CHI YUEN CHAN M.D.
Student in an Organized Health Care Education/Training Program
75 FRANCIS ST
BOSTON, MA 02115
Suffolk County (617) 732-5500
JENNIFER MICHELLE THOMAS MD
Radiology (Diagnostic Radiology)
75 FRANCIS ST, DEPARTMENT OF RADIOLOGY
BOSTON, MA 02115
Suffolk County (617) 732-6248
GAURAV SHARMA M.D.
Surgery (Vascular Surgery)
75 FRANCIS ST, BRIGHAM AND WOMEN'S HOSPITAL
BOSTON, MA 02115
Suffolk County (951) 259-0890
DR. EUGENE RICHARDSON MD
Internal Medicine (Infectious Disease)
75 FRANCIS ST
BOSTON, MA 02115
Suffolk County (617) 732-8881
YEU-SHIN CINDY CHANG M.D., M.P.H.
Emergency Medicine
75 FRANCIS ST, BWH DEPT. OF EMERGENCY MEDICINE
BOSTON, MA 02115
Suffolk County (617) 732-8070
CARA L RICHARDS
Physician Assistant
75 FRANCIS ST
BOSTON, MA 02115
Suffolk County (617) 732-5500

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Alexander Chaitoff's NPI number?

The NPI number for Alexander Chaitoff is 1568922771. It was assigned to this individual provider in the NPPES registry on March 22, 2019.

Where is Alexander Chaitoff located?

Alexander Chaitoff practices at 75 Francis St, Boston, MA 02115. The listed phone number is (617) 732-5500.

What is Alexander Chaitoff's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for Alexander Chaitoff was last updated on April 19, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.