Doctor profile · Federal record

Dr. John Masserant, CRNA

Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Ann Arbor, MI

  • NPI 1881612380
  • Accepts Medicare
  • 31 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1500 East Medical Center Dr
Ann Arbor, MI 481090048
(734) 936-4280
Mailing address
3621 S State St, 700 Kms Place
Ann Arbor, MI 48108

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
367500000X — NUCC code
State license (1)
Michigan #4704154797
Medicaid
MI #4823464

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1881612380. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
74
Distinct HCPCS
3
Medicare allowed
$6,052
HCPCS Description Services Patients Avg allowed
00142 Anesthesia for lens surgery 41 40 $73
00140 Anesthesia for other procedure on eye 22 22 $98
00140 Anesthesia for other procedure on eye 11 11 $82

In context: peer comparison

Among 90 peers in this city , average services per provider: 26. This provider delivers 2.8× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Masserant's medical specialty?
Dr. John Masserant practices Certified Registered Nurse Anesthetist in Ann Arbor, MI.
Where does Dr. John Masserant practice?
Dr. John Masserant practices at 1500 East Medical Center Dr, Ann Arbor, MI 481090048. Office phone: 7349364280.
What is Dr. John Masserant's NPI?
Dr. John Masserant's National Provider Identifier (NPI) is 1881612380, issued by NPPES.
Does Dr. John Masserant accept Medicare assignment?
Yes. Dr. John Masserant accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Masserant commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for lens surgery (HCPCS 00142); Anesthesia for other procedure on eye (HCPCS 00140); Anesthesia for other procedure on eye (HCPCS 00140). Source: CMS Medicare Physician & Other Practitioners file.