Doctor profile · Federal record

Dr. John Baer, CRNA

Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Lawrence, MA

  • NPI 1518023670
  • Accepts Medicare
  • 24 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
50 Prospect St, Suite 205
Lawrence, MA 018412841
(978) 975-0700
Mailing address
3 Lakewoods Dr
Merrimac, MA 018601227

Credentials & registration

NPPES · NUCC
NPI registered
December 2006 — 20 yrs on file
Profile last updated
May 20, 2008
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
367500000X — NUCC code
State license (1)
Massachusetts #241561

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1518023670. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
197
Distinct HCPCS
7
Medicare allowed
$25,089
HCPCS Description Services Patients Avg allowed
00142 Anesthesia for lens surgery 66 65 $128
00811 Anesthesia for other procedure on large bowel using an endoscope 50 49 $117
01810 Anesthesia for procedure on nerves, muscles, tendons, and tissue of forearm, wrist, and hand 18 18 $109
64447 Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 17 17 $62
00812 Anesthesia for exam of colon using an endoscope 16 16 $91
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 15 15 $124
01402 Anesthesia for procedure for total knee joint replacement 15 15 $297

In context: peer comparison

Among 3 peers in this city , average services per provider: 25. This provider delivers 7.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$122
Transactions
5
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Takeda Pharmaceuticals U.S.A., Inc. 4 $82.97
DePuy Synthes Sales Inc. 1 $39.48

By nature of payment

Food and Beverage
$122

Frequently asked questions

Auto-generated from federal data
What is Dr. John Baer's medical specialty?
Dr. John Baer practices Certified Registered Nurse Anesthetist in Lawrence, MA.
Where does Dr. John Baer practice?
Dr. John Baer practices at 50 Prospect St, Lawrence, MA 018412841. Office phone: 9789750700.
What is Dr. John Baer's NPI?
Dr. John Baer's National Provider Identifier (NPI) is 1518023670, issued by NPPES.
Does Dr. John Baer accept Medicare assignment?
Yes. Dr. John Baer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Baer commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for lens surgery (HCPCS 00142); Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for procedure on nerves, muscles, tendons, and tissue of forearm, wrist, and hand (HCPCS 01810). Source: CMS Medicare Physician & Other Practitioners file.