Doctor profile · Federal record

Dr. Azeem Ahsan, DO

Geriatric Medicine (Family Medicine) Physician (CMS: Family Practice) · Crest Hill, IL

  • NPI 1861543985
  • Accepts Medicare
  • 43 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1640 Willow Circle Dr, Suite 100
Crest Hill, IL 604350959
(815) 741-2525
fax (815) 741-2522

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
January 9, 2008
Year of graduation
1983 — 43 yrs since
Specialty taxonomy
207QG0300X — NUCC code

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1861543985. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,097
Distinct HCPCS
10
Medicare allowed
$160,406
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 759 212 $132
36415 Insertion of needle into vein for collection of blood sample 369 215 $8
83036 Hemoglobin a1c level 212 96 $10
99213 Established patient office or other outpatient visit, 20-29 minutes 187 94 $94
96372 Injection of drug or substance under skin or into muscle 112 14 $15
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 99 99 $132
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg 95 12 $2
G0008 Administration of influenza virus vaccine 55 55 $31
99215 Established patient office or other outpatient visit, 40-54 minutes 42 32 $186
90662 Influenza vaccine split virus, preservative free 40 40 $72

In context: peer comparison

Among 1 peers in Crest Hill Geriatric Medicine (Family Medicine) Physician, average services per provider: 123. This provider delivers 17× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,322
Transactions
66
Manufacturers
14
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 13 $302.29
Lilly USA, LLC 12 $264.52
Abbvie INC. 10 $192.15
Novo Nordisk INC 11 $166.93
GlaxoSmithKline, LLC. 6 $104.01
Pfizer INC. 3 $58.77
Exact Sciences Corporation 3 $50.03
Dexcom, INC. 1 $34.87
E.R. Squibb & Sons, L.L.C. 2 $32.71
Axsome Therapeutics, INC. 1 $27.84
Inspire Medical Systems, INC. 1 $25.71
Astellas Pharma US INC 1 $24.98
Boehringer Ingelheim Pharmaceuticals, INC. 1 $19.36
Phathom Pharmaceuticals, INC. 1 $18.16

By nature of payment

Food and Beverage
$1,322

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,731
Patients
926
Total drug cost
$39,240
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 309 114 $4,464
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 268 62 $4,504
Lisinopril Generic 259 88 $2,520
Amlodipine Besylate Generic 233 79 $3,169
Metformin Hcl Generic 233 86 $2,884
Levothyroxine Sodium Generic 223 74 $3,804
Simvastatin Generic 179 53 $1,897
Gabapentin Generic 155 48 $3,318
Furosemide Generic 142 54 $799
Omeprazole Generic 133 51 $2,078

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Azeem Ahsan's medical specialty?
Dr. Azeem Ahsan practices Geriatric Medicine (Family Medicine) Physician in Crest Hill, IL.
Where does Dr. Azeem Ahsan practice?
Dr. Azeem Ahsan practices at 1640 Willow Circle Dr, Crest Hill, IL 604350959. Office phone: 8157412525.
What is Dr. Azeem Ahsan's NPI?
Dr. Azeem Ahsan's National Provider Identifier (NPI) is 1861543985, issued by NPPES.
Does Dr. Azeem Ahsan accept Medicare assignment?
Yes. Dr. Azeem Ahsan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Azeem Ahsan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Hemoglobin a1c level (HCPCS 83036). Source: CMS Medicare Physician & Other Practitioners file.