Doctor profile · Federal record

Dr. Alexander Hart, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Worcester, MA

  • NPI 1033537055
  • Accepts Medicare
  • 12 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
55 Lake Ave N
Worcester, MA 016550002
(508) 334-1000

Credentials & registration

NPPES · NUCC
NPI registered
April 2014 — 12 yrs on file
Profile last updated
June 26, 2014
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Massachusetts #259485

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033537055. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
357
Distinct HCPCS
4
Medicare allowed
$62,598
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 246 245 $181
99291 Critical care, first 30-74 minutes 50 50 $221
99284 Emergency department visit with moderate level of medical decision making 47 46 $125
99238 Hospital discharge day management, 30 minutes or less 14 14 $84

In context: peer comparison

Among 82 peers in Worcester Emergency Medicine Physician, average services per provider: 70. This provider delivers 5.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$20
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Csl Behring 1 $20.00

By nature of payment

Education
$20

Frequently asked questions

Auto-generated from federal data
What is Dr. Alexander Hart's medical specialty?
Dr. Alexander Hart practices Emergency Medicine Physician in Worcester, MA.
Where does Dr. Alexander Hart practice?
Dr. Alexander Hart practices at 55 Lake Ave N, Worcester, MA 016550002. Office phone: 5083341000.
What is Dr. Alexander Hart's NPI?
Dr. Alexander Hart's National Provider Identifier (NPI) is 1033537055, issued by NPPES.
Does Dr. Alexander Hart accept Medicare assignment?
Yes. Dr. Alexander Hart accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alexander Hart commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Critical care (HCPCS 99291); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.