Doctor profile · Federal record

Dr. Carlos Cajina, M.D.

Anesthesiology Physician (CMS: Anesthesiology) · Boston, MA

  • NPI 1992149272
  • Accepts Medicare
  • 9 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1 Boston Medical Ctr Pl
Boston, MA 021182908
(617) 638-6950
fax (617) 638-6966
Mailing address
960 Massachusetts Avenue, Fl 2
Boston, MA 021182690

Credentials & registration

NPPES · NUCC
NPI registered
April 2013 — 13 yrs on file
Profile last updated
June 1, 2023
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Massachusetts #272924
Medicaid (2)
MA #110108237A · NH #3111086

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1992149272. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
333
Distinct HCPCS
10
Medicare allowed
$54,761
HCPCS Description Services Patients Avg allowed
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 63 63 $120
00811 Anesthesia for other procedure on large bowel using an endoscope 48 48 $115
00840 Anesthesia for other procedure on lower abdomen 25 24 $221
00790 Anesthesia for other procedure on upper abdomen 24 23 $294
01922 Anesthesia for x-ray or radiation therapy 24 24 $181
64415 Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) 19 19 $70
00812 Anesthesia for exam of colon using an endoscope 18 18 $93
64447 Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 17 17 $63
00410 Anesthesia for procedure to correct abnormal heart rhythm 15 14 $103
00630 Anesthesia for other procedure on lower spine 14 14 $292

In context: peer comparison

Among 267 peers in Boston Anesthesiology Physician, average services per provider: 32. This provider delivers 10× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$37
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Merck Sharp & Dohme LLC 2 $36.82

By nature of payment

Food and Beverage
$37

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Carlos Cajina's medical specialty?
Dr. Carlos Cajina practices Anesthesiology Physician in Boston, MA.
Where does Dr. Carlos Cajina practice?
Dr. Carlos Cajina practices at 1 Boston Medical Ctr Pl, Boston, MA 021182908. Office phone: 6176386950.
What is Dr. Carlos Cajina's NPI?
Dr. Carlos Cajina's National Provider Identifier (NPI) is 1992149272, issued by NPPES.
Does Dr. Carlos Cajina accept Medicare assignment?
Yes. Dr. Carlos Cajina accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Carlos Cajina commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for other procedure on lower abdomen (HCPCS 00840). Source: CMS Medicare Physician & Other Practitioners file.