Doctor profile · Federal record

Dr. Gwen Crevensten, M.D.

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

  • NPI 1811188931
  • Accepts Medicare
  • 19 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
55 Fruit Street, Massachusetts General Hospital
Boston, MA 02114
(617) 724-4600

Credentials & registration

NPPES · NUCC
NPI registered
August 2007 — 19 yrs on file
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #L-231804

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811188931. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,138
Distinct HCPCS
10
Medicare allowed
$109,245
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 394 224 $140
36415 Insertion of needle into vein for collection of blood sample 304 228 $8
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 180 180 $142
G0008 Administration of influenza virus vaccine 51 51 $34
90662 Influenza vaccine split virus, preservative free 50 50 $72
99213 Established patient office or other outpatient visit, 20-29 minutes 48 48 $100
99443 Telephone medical discussion with physician, 21-30 minutes 48 38 $140
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 17 17 $281
G0009 Administration of pneumococcal vaccine 17 17 $34
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment 16 16 $181

In context: peer comparison

Among 547 peers in Boston Internal Medicine Physician, average services per provider: 81. This provider delivers 14× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,952
Patients
611
Total drug cost
$30,570
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 342 104 $7,208
Lisinopril Generic 209 76 $2,236
Levothyroxine Sodium Generic 182 47 $2,659
Amlodipine Besylate Generic 180 57 $1,449
Omeprazole Generic 172 58 $3,748
Hydrochlorothiazide Generic 143 46 $646
Metoprolol Succinate Generic 121 34 $2,895
Metformin Hcl Generic 111 32 $1,261
Lorazepam Generic 93 25 $267
Simvastatin Generic 92 32 $895

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gwen Crevensten's medical specialty?
Dr. Gwen Crevensten practices Internal Medicine Physician in Boston, MA.
Where does Dr. Gwen Crevensten practice?
Dr. Gwen Crevensten practices at 55 Fruit Street, Boston, MA 02114. Office phone: 6177244600.
What is Dr. Gwen Crevensten's NPI?
Dr. Gwen Crevensten's National Provider Identifier (NPI) is 1811188931, issued by NPPES.
Does Dr. Gwen Crevensten accept Medicare assignment?
Yes. Dr. Gwen Crevensten accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gwen Crevensten commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.