Doctor profile · Federal record

Dr. Ann Bunyan, M.D

Internal Medicine Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Riverside, IL

  • NPI 1174935274
  • Accepts Medicare
  • 16 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3722 Harlem Ave, Suite Ll34
Riverside, IL 605462312
(708) 783-6566
Mailing address
2920 W Berwyn Ave, Apt 1
Chicago, IL 606254027

Credentials & registration

NPPES · NUCC
NPI registered
May 2014 — 12 yrs on file
Profile last updated
June 5, 2017
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Illinois #036142467

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174935274. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
914
Distinct HCPCS
4
Medicare allowed
$121,069
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 619 220 $127
99239 Hospital discharge day management, more than 30 minutes 157 152 $122
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 115 108 $185
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 23 23 $85

In context: peer comparison

Among 3 peers in Riverside Internal Medicine Physician, average services per provider: 195. This provider delivers 4.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
143
Patients
91
Total drug cost
$1,169
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 20 18 $170
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 16 16 $108
Carvedilol Generic 14 11 $116
Furosemide Generic 13 12 $86
Amlodipine Besylate Generic 12 0 $138
Atorvastatin Calcium Generic 12 12 $100
Levetiracetam Generic 12 0 $245
Cefuroxime (Cefuroxime Axetil) Brand 11 11 $95
Gabapentin Generic 11 0 $67
Prednisone Generic 11 11 $23

Frequently asked questions

Auto-generated from federal data
What is Dr. Ann Bunyan's medical specialty?
Dr. Ann Bunyan practices Internal Medicine Physician in Riverside, IL.
Where does Dr. Ann Bunyan practice?
Dr. Ann Bunyan practices at 3722 Harlem Ave, Riverside, IL 605462312. Office phone: 7087836566.
What is Dr. Ann Bunyan's NPI?
Dr. Ann Bunyan's National Provider Identifier (NPI) is 1174935274, issued by NPPES.
Does Dr. Ann Bunyan accept Medicare assignment?
Yes. Dr. Ann Bunyan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ann Bunyan commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.