THEODORE K. GREGORIUS (M.D.) – Orthopaedic Surgery Physician, NPI 1013950450
Orthopaedic Surgery Physician
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Profile Insights
NPPES metrics only — not quality of care.
3,024 ORTHOPEDIC SURGERY in CA
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Provider Addresses for THEODORE K. GREGORIUS (M.D.)
399, East 21st Street, San Bernardino, San Bernardino County, California, 92404, United States
SAN BERNARDINO, CA 924044815
Phone: (909) 882-2266
Fax: (909) 881-7593
Type: Mailing
900, Washington Street, Colton, San Bernardino County, California, 92324, United States
SUITE 200
COLTON, CA 923247111
Phone: (909) 882-5867
Fax: (909) 824-8234
Type: Location
360 SAN MIGUEL DR STE 701
NEWPORT BEACH, CA 926605927
Phone: (949) 759-3600
Fax: (909) 881-7593
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 2 Open Payments records for all available years, with a total value of $2,923.
Total Amount is formed as General ($2,923) + Research ($0) + Ownership ($0) = $2,923.
Last reported payment date: 2024-08-01 • Largest payer in this snapshot: Arthrex, Inc. ($2,500).
Total Amount
$2,923
General + Research + Ownership
Payments
2
Total payment records
General Amount
$2,923
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-08-01
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Arthrex, Inc. | $2,500 |
| Stryker Corporation | $423 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2005-12-19
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20051219000214 | I | Orthopedic Surgery | CA | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| J3301 | Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 1,083 | 88 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 170 | 95 | $0 |
| 20611 | Aspiration and/or injection of fluid large joint using ultrasound guidance | 124 | 85 | $0 |
| 73030 | X-ray of shoulder, minimum of 2 views | 115 | 87 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 90 | 62 | $0 |
Insurance plans in this area (ZIP 92404)
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