Doctor profile · Federal record
Dr. Madhan Iyengar, M.D.
Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Internal Medicine Physician · Lone Tree, CO
- NPI 1326316647
- Accepts Medicare
- 16 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
10240 Park Meadows Dr
Lone Tree, CO 801245425
(303) 338-4545 - Additional location
-
1048 S Hayworth Ave
Los Angeles, CA 900352602
(213) 217-0395 - Additional location
-
2535 S Downing St Ste 360
Denver, CO 802105850
(303) 260-2740
fax (303) 260-2741 - Mailing address
-
10350 E Dakota Ave
Denver, CO 802471314
Credentials & registration
- NPI registered
- December 2011 — 15 yrs on file
- Profile last updated
- May 18, 2021
- Year of graduation
- 2010 — 16 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State licenses (2)
- Colorado #DR.0057835 · California #A118800
- Medicaid
- CO #9000149020
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1326316647. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$21
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Cardiva Medical, INC. | 1 | $20.91 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
293
Patients
183
Total drug cost
$9,516
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gavilyte-C (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 157 | 149 | $3,375 |
| Budesonide Dr (Budesonide) | Brand | 48 | 15 | $3,940 |
| Pantoprazole Sodium | Generic | 39 | 19 | $715 |
| Omeprazole | Generic | 23 | 0 | $211 |
| Ondansetron Odt (Ondansetron) | Brand | 14 | 0 | $114 |
| Cholestyramine (Cholestyramine (With Sugar)) | Brand | 12 | 0 | $1,159 |
Frequently asked questions
What is Dr. Madhan Iyengar's medical specialty?
Dr. Madhan Iyengar practices Gastroenterology Physician in Lone Tree, CO.
Where does Dr. Madhan Iyengar practice?
Dr. Madhan Iyengar practices at 10240 Park Meadows Dr, Lone Tree, CO 801245425. Office phone: 3033384545.
What is Dr. Madhan Iyengar's NPI?
Dr. Madhan Iyengar's National Provider Identifier (NPI) is 1326316647, issued by NPPES.
Does Dr. Madhan Iyengar accept Medicare assignment?
Yes. Dr. Madhan Iyengar accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.