Doctor profile · Federal record
Dr. Mark McKeen, M.D.
Anesthesiology Physician (CMS: Anesthesiology) · Boston, MA
- NPI 1093975252
- Accepts Medicare
- 18 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
55 Fruit St, Grb 444
Boston, MA 021142621
(617) 726-2000
Credentials & registration
- NPI registered
- June 2008 — 18 yrs on file
- Profile last updated
- March 12, 2012
- Year of graduation
- 2008 — 18 yrs since
- Specialty taxonomy
- 207L00000X — NUCC code
- State license (1)
- Massachusetts #250215
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1093975252. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
442
Distinct HCPCS
10
Medicare allowed
$36,390
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
00811 |
Anesthesia for other procedure on large bowel using an endoscope | 134 | 134 | $71 | |
00731 |
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 50 | 50 | $73 | |
00813 |
Anesthesia for procedure on small and large bowel using an endoscope | 37 | 37 | $86 | |
00812 |
Anesthesia for exam of colon using an endoscope | 33 | 33 | $58 | |
00910 |
Anesthesia for other procedure on urinary system through urethra | 33 | 30 | $75 | |
01810 |
Anesthesia for procedure on nerves, muscles, tendons, and tissue of forearm, wrist, and hand | 33 | 33 | $67 | |
00320 |
Anesthesia for other procedure on neck area (1 year or older) | 24 | 23 | $120 | |
00400 |
Anesthesia for other procedure on skin of arms, legs, and front body | 23 | 22 | $86 | |
64415 |
Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) | 18 | 18 | $70 | |
01630 |
Anesthesia for other procedure on top of arm bone and shoulder joint | 15 | 15 | $147 |
In context: peer comparison
Among 267 peers in this city , average services per provider: 32. This provider delivers 14× the peer median.Frequently asked questions
What is Dr. Mark McKeen's medical specialty?
Dr. Mark McKeen practices Anesthesiology Physician in Boston, MA.
Where does Dr. Mark McKeen practice?
Dr. Mark McKeen practices at 55 Fruit St, Boston, MA 021142621. Office phone: 6177262000.
What is Dr. Mark McKeen's NPI?
Dr. Mark McKeen's National Provider Identifier (NPI) is 1093975252, issued by NPPES.
Does Dr. Mark McKeen accept Medicare assignment?
Yes. Dr. Mark McKeen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark McKeen commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for procedure on small and large bowel using an endoscope (HCPCS 00813). Source: CMS Medicare Physician & Other Practitioners file.