Doctor profile · Federal record

Dr. Ryan Denu, MD, PHD

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

  • NPI 1881220739
  • Accepts Medicare
  • 6 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1515 Holcombe Blvd
Houston, TX 770304000
(713) 792-6161
Mailing address
Po Box 4439
Houston, TX 772104439

Credentials & registration

NPPES · NUCC
NPI registered
March 2020 — 6 yrs on file
Profile last updated
November 15, 2022
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Texas #T6872

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1881220739. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$331
Transactions
5
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 3 $282.65
Merck Sharp & Dohme LLC 1 $29.18
Ipsen Biopharmaceuticals, Inc 1 $19.60

By nature of payment

Education
$283
Food and Beverage
$49

Frequently asked questions

Auto-generated from federal data
What is Dr. Ryan Denu's medical specialty?
Dr. Ryan Denu practices Internal Medicine Physician in Houston, TX.
Where does Dr. Ryan Denu practice?
Dr. Ryan Denu practices at 1515 Holcombe Blvd, Houston, TX 770304000. Office phone: 7137926161.
What is Dr. Ryan Denu's NPI?
Dr. Ryan Denu's National Provider Identifier (NPI) is 1881220739, issued by NPPES.
Does Dr. Ryan Denu accept Medicare assignment?
Yes. Dr. Ryan Denu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.