Doctor profile · Federal record

Dr. Nathan Bobofchak, M.D.

Anesthesiology Physician (CMS: Anesthesiology) · Naperville, IL

  • NPI 1780845214
  • Accepts Medicare
  • 22 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
801 S Washington St
Naperville, IL 605407430
(630) 355-0450
Mailing address
387 Shuman Blvd, Suite 240W
Naperville, IL 605638450

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
May 9, 2017
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Illinois #036116965

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1780845214. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
73
Distinct HCPCS
4
Medicare allowed
$9,559
HCPCS Description Services Patients Avg allowed
00811 Anesthesia for other procedure on large bowel using an endoscope 26 26 $129
00812 Anesthesia for exam of colon using an endoscope 19 19 $102
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 14 14 $142
00813 Anesthesia for procedure on small and large bowel using an endoscope 14 14 $162

In context: peer comparison

Among 17 peers in Naperville Anesthesiology Physician, average services per provider: 24. This provider delivers 3.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Nathan Bobofchak's medical specialty?
Dr. Nathan Bobofchak practices Anesthesiology Physician in Naperville, IL.
Where does Dr. Nathan Bobofchak practice?
Dr. Nathan Bobofchak practices at 801 S Washington St, Naperville, IL 605407430. Office phone: 6303550450.
What is Dr. Nathan Bobofchak's NPI?
Dr. Nathan Bobofchak's National Provider Identifier (NPI) is 1780845214, issued by NPPES.
Does Dr. Nathan Bobofchak accept Medicare assignment?
Yes. Dr. Nathan Bobofchak accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nathan Bobofchak commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for exam of colon using an endoscope (HCPCS 00812); Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731). Source: CMS Medicare Physician & Other Practitioners file.