Doctor profile · Federal record
Dr. Mary Dawn Co, M.D.
Infectious Disease Physician (CMS: Infectious Disease) · Worcester, MA
- NPI 1427030493
- Accepts Medicare
- MIPS 89.0 / 100 · 2023
- 32 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
119 Belmont St
Worcester, MA 016052903
(774) 441-8230 - Additional location
-
55 Lake Ave N
Worcester, MA 016550002 - Mailing address
-
Po Box 415348
Boston, MA 022415348
Credentials & registration
- NPI registered
- November 2005 — 21 yrs on file
- Profile last updated
- April 1, 2025
- Year of graduation
- 1994 — 32 yrs since
- Specialty taxonomy
- 207RI0200X — NUCC code
- State license (1)
- Massachusetts #206858
- Medicaid
- MA #110004064A
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1427030493. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
12
Distinct HCPCS
1
Medicare allowed
$1,622
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99204 |
New patient office or other outpatient visit, 45-59 minutes | 12 | 12 | $135 |
In context: peer comparison
Among 11 peers in this city , average services per provider: 72. This provider delivers 0.2× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Mary Dawn Co's medical specialty?
Dr. Mary Dawn Co practices Infectious Disease Physician in Worcester, MA.
Where does Dr. Mary Dawn Co practice?
Dr. Mary Dawn Co practices at 119 Belmont St, Worcester, MA 016052903. Office phone: 7744418230.
What is Dr. Mary Dawn Co's NPI?
Dr. Mary Dawn Co's National Provider Identifier (NPI) is 1427030493, issued by NPPES.
Does Dr. Mary Dawn Co accept Medicare assignment?
Yes. Dr. Mary Dawn Co accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Dawn Co commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.