Doctor profile · Federal record

Dr. Mary Higgins-Chen, MD

Internal Medicine Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · New Haven, CT

  • NPI 1104353481
  • Accepts Medicare
  • MIPS 71.7 / 100 · 2023
  • 9 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
20 York St
New Haven, CT 065103220
(203) 688-4242
Mailing address
400 Columbus Ave, Credentialing Specialist
New Haven, CT 065191233

Credentials & registration

NPPES · NUCC
NPI registered
May 2017 — 9 yrs on file
Profile last updated
December 23, 2020
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Connecticut #65025

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1104353481. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
219
Distinct HCPCS
3
Medicare allowed
$17,024
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 145 49 $84
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 43 15 $52
99238 Hospital discharge day management, 30 minutes or less 31 31 $86

In context: peer comparison

Among 66 peers in New Haven Internal Medicine Physician, average services per provider: 73. This provider delivers 3.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
281
Patients
12
Total drug cost
$45,238
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 31 12 $497
Losartan Potassium Generic 30 0 $537
Rosuvastatin Calcium Generic 26 0 $1,694
Gabapentin Generic 25 0 $402
Amlodipine Besylate Generic 21 0 $264
Chlorthalidone Generic 21 0 $398
Atorvastatin Calcium Generic 20 0 $482
Tramadol Hcl Generic 16 0 $58
Ketoconazole Generic 15 0 $276
Diclofenac Sodium Generic 14 0 $225

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Higgins-Chen's medical specialty?
Dr. Mary Higgins-Chen practices Internal Medicine Physician in New Haven, CT.
Where does Dr. Mary Higgins-Chen practice?
Dr. Mary Higgins-Chen practices at 20 York St, New Haven, CT 065103220. Office phone: 2036884242.
What is Dr. Mary Higgins-Chen's NPI?
Dr. Mary Higgins-Chen's National Provider Identifier (NPI) is 1104353481, issued by NPPES.
Does Dr. Mary Higgins-Chen accept Medicare assignment?
Yes. Dr. Mary Higgins-Chen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Higgins-Chen commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Hospital discharge day management (HCPCS 99238). Source: CMS Medicare Physician & Other Practitioners file.