Doctor profile · Federal record

Dr. Marie-Louise Jean-Baptiste, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Cambridge, MA

  • NPI 1699700682
  • Accepts Medicare
  • 47 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
119 Windsor St
Cambridge, MA 021393647
(617) 665-3600

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
February 9, 2012
Year of graduation
1979 — 47 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #70711
Medicaid
MA #1211978

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699700682. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
299
Distinct HCPCS
4
Medicare allowed
$25,113
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 217 83 $82
99443 Telephone medical discussion with physician, 21-30 minutes 40 23 $103
99213 Established patient office or other outpatient visit, 20-29 minutes 28 18 $66
99214 Established patient office or other outpatient visit, 30-39 minutes 14 11 $99

In context: peer comparison

Among 70 peers in Cambridge Internal Medicine Physician, average services per provider: 94. This provider delivers 3.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,692
Patients
486
Total drug cost
$156,266
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 391 76 $3,757
Metformin Hcl ER (Metformin Hcl) Brand 332 65 $5,544
Lisinopril Generic 294 53 $3,151
Atorvastatin Calcium Generic 255 53 $3,850
Pravastatin Sodium Generic 214 29 $3,467
Metoprolol Succinate Generic 180 33 $2,678
Hydrochlorothiazide Generic 176 33 $1,221
Januvia (Sitagliptin Phosphate) Brand 161 22 $120,898
Chlorthalidone Generic 113 27 $2,741
Omeprazole Generic 111 19 $1,496

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Marie-Louise Jean-Baptiste's medical specialty?
Dr. Marie-Louise Jean-Baptiste practices Internal Medicine Physician in Cambridge, MA.
Where does Dr. Marie-Louise Jean-Baptiste practice?
Dr. Marie-Louise Jean-Baptiste practices at 119 Windsor St, Cambridge, MA 021393647. Office phone: 6176653600.
What is Dr. Marie-Louise Jean-Baptiste's NPI?
Dr. Marie-Louise Jean-Baptiste's National Provider Identifier (NPI) is 1699700682, issued by NPPES.
Does Dr. Marie-Louise Jean-Baptiste accept Medicare assignment?
Yes. Dr. Marie-Louise Jean-Baptiste accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marie-Louise Jean-Baptiste commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Telephone medical discussion with physician (HCPCS 99443); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.