Doctor profile · Federal record
Dr. Ryan Kieser, M.D.
Hematology & Oncology Physician (CMS: Hematology/Oncology) · Internal Medicine Physician · Student in an Organized Health Care Education/Training Program · Houston, TX
- NPI 1033568795
- Accepts Medicare
- 10 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
6445 Main St Fl 24
Houston, TX 770301502
(713) 441-9948
fax (713) 441-8791
Credentials & registration
- NPI registered
- June 2016 — 10 yrs on file
- Profile last updated
- May 23, 2023
- Year of graduation
- 2016 — 10 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State license (1)
- Texas #S2815
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1033568795. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
63
Distinct HCPCS
2
Medicare allowed
$8,992
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 45 | 23 | $129 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 18 | 17 | $176 |
In context: peer comparison
Among 79 peers in Houston Hematology & Oncology Physician, average services per provider: 1,097. This provider delivers 0.1× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Ryan Kieser's medical specialty?
Dr. Ryan Kieser practices Hematology & Oncology Physician in Houston, TX.
Where does Dr. Ryan Kieser practice?
Dr. Ryan Kieser practices at 6445 Main St Fl 24, Houston, TX 770301502. Office phone: 7134419948.
What is Dr. Ryan Kieser's NPI?
Dr. Ryan Kieser's National Provider Identifier (NPI) is 1033568795, issued by NPPES.
Does Dr. Ryan Kieser accept Medicare assignment?
Yes. Dr. Ryan Kieser accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ryan Kieser commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.