Doctor profile · Federal record

Dr. John Spehlmann, MD

Anesthesiology Physician (CMS: Anesthesiology) · Lake Forest, IL

  • NPI 1104837160
  • Accepts Medicare
  • MIPS 91.3 / 100 · 2023
  • 38 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
660 N Westmoreland RD
Lake Forest, IL 600451659
(800) 444-6110
Mailing address
925 Sherwood Dr
Lake Bluff, IL 600442203

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
October 16, 2007
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
207L00000X — NUCC code

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1104837160. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
146
Distinct HCPCS
9
Medicare allowed
$20,381
HCPCS Description Services Patients Avg allowed
00811 Anesthesia for other procedure on large bowel using an endoscope 31 31 $124
00142 Anesthesia for lens surgery 24 23 $130
00812 Anesthesia for exam of colon using an endoscope 16 16 $98
00811 Anesthesia for other procedure on large bowel using an endoscope 14 14 $114
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 13 12 $116
00813 Anesthesia for procedure on small and large bowel using an endoscope 13 13 $156
00813 Anesthesia for procedure on small and large bowel using an endoscope 12 12 $154
01922 Anesthesia for x-ray or radiation therapy 12 11 $199
00790 Anesthesia for other procedure on upper abdomen 11 11 $225

In context: peer comparison

Among 11 peers in Lake Forest Anesthesiology Physician, average services per provider: 17. This provider delivers 8.6× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. John Spehlmann's medical specialty?
Dr. John Spehlmann practices Anesthesiology Physician in Lake Forest, IL.
Where does Dr. John Spehlmann practice?
Dr. John Spehlmann practices at 660 N Westmoreland RD, Lake Forest, IL 600451659. Office phone: 8004446110.
What is Dr. John Spehlmann's NPI?
Dr. John Spehlmann's National Provider Identifier (NPI) is 1104837160, issued by NPPES.
Does Dr. John Spehlmann accept Medicare assignment?
Yes. Dr. John Spehlmann accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Spehlmann commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for lens surgery (HCPCS 00142); Anesthesia for exam of colon using an endoscope (HCPCS 00812). Source: CMS Medicare Physician & Other Practitioners file.