Doctor profile · Federal record
Dr. Ivan Sierra
Internal Medicine Physician (CMS: Internal Medicine) · Tucson, AZ
- NPI 1194347518
- Accepts Medicare
- 11 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
1625 N Campbell Ave
Tucson, AZ 857194330
(910) 922-5612
Credentials & registration
- NPI registered
- May 2020 — 6 yrs on file
- Profile last updated
- May 6, 2024
- Year of graduation
- 2015 — 11 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Arizona #70621
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1194347518. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$739
Transactions
6
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbott Laboratories | 3 | $343.03 | |
| SANOFI-AVENTIS U.S. LLC | 1 | $144.22 | |
| Kyowa Kirin, Inc. | 1 | $130.70 | |
| Boehringer Ingelheim Pharmaceuticals, Inc. | 1 | $121.50 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Ivan Sierra's medical specialty?
Dr. Ivan Sierra practices Internal Medicine Physician in Tucson, AZ.
Where does Dr. Ivan Sierra practice?
Dr. Ivan Sierra practices at 1625 N Campbell Ave, Tucson, AZ 857194330. Office phone: 9109225612.
What is Dr. Ivan Sierra's NPI?
Dr. Ivan Sierra's National Provider Identifier (NPI) is 1194347518, issued by NPPES.
Does Dr. Ivan Sierra accept Medicare assignment?
Yes. Dr. Ivan Sierra accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.