Doctor profile · Federal record

Dr. Robert Gronemeyer, MD

Anesthesiology Physician (CMS: Anesthesiology) · Munster, IN

  • NPI 1578512042
  • Accepts Medicare
  • 39 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
901 Macarthur Blvd, Attn Anesthesia
Munster, IN 463212901
(219) 836-1600
fax (219) 513-1127

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
May 19, 2010
Year of graduation
1987 — 39 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Indiana #01058576A
Medicaid (2)
IN #200502750A · IL #036079113

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1578512042. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
119
Distinct HCPCS
5
Medicare allowed
$11,139
HCPCS Description Services Patients Avg allowed
00811 Anesthesia for other procedure on large bowel using an endoscope 52 52 $81
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 27 27 $104
00813 Anesthesia for procedure on small and large bowel using an endoscope 17 17 $115
00812 Anesthesia for exam of colon using an endoscope 12 12 $80
00910 Anesthesia for other procedure on urinary system through urethra 11 11 $110

In context: peer comparison

Among 7 peers in this city , average services per provider: 25. This provider delivers 4.8× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Gronemeyer's medical specialty?
Dr. Robert Gronemeyer practices Anesthesiology Physician in Munster, IN.
Where does Dr. Robert Gronemeyer practice?
Dr. Robert Gronemeyer practices at 901 Macarthur Blvd, Munster, IN 463212901. Office phone: 2198361600.
What is Dr. Robert Gronemeyer's NPI?
Dr. Robert Gronemeyer's National Provider Identifier (NPI) is 1578512042, issued by NPPES.
Does Dr. Robert Gronemeyer accept Medicare assignment?
Yes. Dr. Robert Gronemeyer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert Gronemeyer 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.