Doctor profile · Federal record

Dr. Alexandra Marchetta, MD

Internal Medicine Physician (CMS: Hospitalist) · Worcester, MA

  • NPI 1851736664
  • Accepts Medicare
  • 13 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
119 Belmont St
Worcester, MA 016052903
(508) 334-8515
fax (508) 334-6490
Mailing address
Po Box 415348
Boston, MA 022415348

Credentials & registration

NPPES · NUCC
NPI registered
May 2013 — 13 yrs on file
Profile last updated
November 24, 2020
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #266884

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1851736664. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
320
Distinct HCPCS
3
Medicare allowed
$50,010
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 229 223 $175
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 72 71 $131
G0316 Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by th 19 11 $31

In context: peer comparison

Among 114 peers in Worcester Internal Medicine Physician, average services per provider: 102. This provider delivers 3.1× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Alexandra Marchetta's medical specialty?
Dr. Alexandra Marchetta practices Internal Medicine Physician in Worcester, MA.
Where does Dr. Alexandra Marchetta practice?
Dr. Alexandra Marchetta practices at 119 Belmont St, Worcester, MA 016052903. Office phone: 5083348515.
What is Dr. Alexandra Marchetta's NPI?
Dr. Alexandra Marchetta's National Provider Identifier (NPI) is 1851736664, issued by NPPES.
Does Dr. Alexandra Marchetta accept Medicare assignment?
Yes. Dr. Alexandra Marchetta accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alexandra Marchetta commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by th (HCPCS G0316). Source: CMS Medicare Physician & Other Practitioners file.