Doctor profile · Federal record
Dr. Thomas Rydz, M.D.
Surgery Physician (CMS: General Surgery) · Eureka, CA
- NPI 1184781536
- Accepts Medicare
- 41 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2321 Harrison Ave
Eureka, CA 955013216
(707) 445-3660
fax (707) 476-8431
Credentials & registration
- NPI registered
- January 2007 — 19 yrs on file
- Profile last updated
- November 10, 2021
- Year of graduation
- 1985 — 41 yrs since
- Specialty taxonomy
- 208600000X — NUCC code
- State license (1)
- California #G71695
- Medicaid
- CA #00G716950
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1184781536. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
526
Distinct HCPCS
10
Medicare allowed
$74,545
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 67 | 66 | $91 | |
G0500 |
Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito | 66 | 62 | $5 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 58 | 58 | $146 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 56 | 47 | $91 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 46 | 42 | $130 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 43 | 41 | $243 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 42 | 42 | $114 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 42 | 42 | $169 | |
G0121 |
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | 30 | 29 | $169 | |
45378 |
Diagnostic exam of large bowel using a flexible endoscope | 19 | 19 | $168 |
In context: peer comparison
Among 2 peers in Eureka Surgery Physician, average services per provider: 48. This provider delivers 11× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
62
Patients
56
Total drug cost
$511
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 47 | 41 | $443 |
| Oxycodone Hcl | Generic | 15 | 15 | $68 |
Frequently asked questions
What is Dr. Thomas Rydz's medical specialty?
Dr. Thomas Rydz practices Surgery Physician in Eureka, CA.
Where does Dr. Thomas Rydz practice?
Dr. Thomas Rydz practices at 2321 Harrison Ave, Eureka, CA 955013216. Office phone: 7074453660.
What is Dr. Thomas Rydz's NPI?
Dr. Thomas Rydz's National Provider Identifier (NPI) is 1184781536, issued by NPPES.
Does Dr. Thomas Rydz accept Medicare assignment?
Yes. Dr. Thomas Rydz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Rydz commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito (HCPCS G0500); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.