Doctor profile · Federal record
Dr. John McCarthy, DC
Chiropractor (CMS: Chiropractic) · Somerville, MA
- NPI 1629596549
- Accepts Medicare
- 12 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
71 Holland St
Somerville, MA 021442733
(617) 625-8707 - Additional location
-
1 Pleasant St Ste 3
Cohasset, MA 020251714
(781) 923-6047
fax (781) 923-6056 - Mailing address
-
98 Front St, Apt 1
Weymouth, MA 021881618
Credentials & registration
- NPI registered
- August 2017 — 9 yrs on file
- Profile last updated
- January 15, 2019
- Year of graduation
- 2014 — 12 yrs since
- Specialty taxonomy
- 111N00000X — NUCC code
- State license (1)
- Massachusetts #3517
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1629596549. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
345
Distinct HCPCS
1
Medicare allowed
$15,013
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
98941 |
Chiropractic manipulative treatment, 3-4 spinal regions | 345 | 37 | $44 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 338. This provider delivers 1.0× the peer median.Frequently asked questions
What is Dr. John McCarthy's medical specialty?
Dr. John McCarthy practices Chiropractor in Somerville, MA.
Where does Dr. John McCarthy practice?
Dr. John McCarthy practices at 71 Holland St, Somerville, MA 021442733. Office phone: 6176258707.
What is Dr. John McCarthy's NPI?
Dr. John McCarthy's National Provider Identifier (NPI) is 1629596549, issued by NPPES.
Does Dr. John McCarthy accept Medicare assignment?
Yes. Dr. John McCarthy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John McCarthy commonly perform?
Top Medicare-reported procedures in 2023: Chiropractic manipulative treatment, 3-4 spinal regions (HCPCS 98941). Source: CMS Medicare Physician & Other Practitioners file.