Doctor profile · Federal record
Dr. Michelle Ryba, A.A.
Anesthesiologist Assistant (CMS: Anesthesiology Assistant) · Round Rock, TX
- NPI 1558695031
- Accepts Medicare
- 17 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
300 University Blvd
Round Rock, TX 78665
(512) 509-0100 - Additional location
-
615 S New Ballas RD, Dept. of Anesthesia
Saint Louis, MO 631418221
(314) 251-6000 - Mailing address
-
Po Box 844658
Dallas, TX 752844658
Credentials & registration
- NPI registered
- September 2009 — 17 yrs on file
- Profile last updated
- December 23, 2021
- Year of graduation
- 2009 — 17 yrs since
- Specialty taxonomy
- 367H00000X — NUCC code
- State license (1)
- Texas #969
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1558695031. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
52
Distinct HCPCS
2
Medicare allowed
$3,003
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
00811 |
Anesthesia for other procedure on large bowel using an endoscope | 40 | 40 | $61 | |
00812 |
Anesthesia for exam of colon using an endoscope | 12 | 12 | $46 |
In context: peer comparison
Among 20 peers in Round Rock Anesthesiologist Assistant, average services per provider: 21. This provider delivers 2.5× the peer median.Frequently asked questions
What is Dr. Michelle Ryba's medical specialty?
Dr. Michelle Ryba practices Anesthesiologist Assistant in Round Rock, TX.
Where does Dr. Michelle Ryba practice?
Dr. Michelle Ryba practices at 300 University Blvd, Round Rock, TX 78665. Office phone: 5125090100.
What is Dr. Michelle Ryba's NPI?
Dr. Michelle Ryba's National Provider Identifier (NPI) is 1558695031, issued by NPPES.
Does Dr. Michelle Ryba accept Medicare assignment?
Yes. Dr. Michelle Ryba accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michelle Ryba commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for exam of colon using an endoscope (HCPCS 00812). Source: CMS Medicare Physician & Other Practitioners file.