GREGORY H. TCHEJEYAN (M.D., INC) – Specialist, NPI 1689668188
Specialist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
3,040 ORTHOPEDIC SURGERY in CA
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Provider Addresses for GREGORY H. TCHEJEYAN (M.D., INC)
2100, Lynn Road, Thousand Oaks, Ventura County, California, 91360, United States
SUITE 115
THOUSAND OAKS, CA 913608031
Phone: (805) 495-3687
Fax: (805) 494-1828
Type: Mailing
250 LOMBARD ST STE 1
THOUSAND OAKS, CA 913608208
Phone: (805) 495-3687
Fax: (805) 494-1828
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 11 Open Payments records for all available years, with a total value of $666.
Total Amount is formed as General ($666) + Research ($0) + Ownership ($0) = $666.
Last reported payment date: 2024-12-02 • Largest payer in this snapshot: Stryker Corporation ($319).
Total Amount
$666
General + Research + Ownership
Payments
11
Total payment records
General Amount
$666
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-02
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Stryker Corporation | $319 |
| Zimmer Biomet Holdings, Inc. | $226 |
| Fidia Pharma USA Inc. | $46 |
| Globus Medical, Inc. | $43 |
| Smith+Nephew, Inc. | $33 |
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: 2012-02-28
PECOS data refreshed: 2026-06-15
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 |
|---|---|---|---|---|
| I20120228000177 | 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 |
|---|---|---|---|---|
| J0670 | Injection, mepivacaine hydrochloride, per 10 ml | 2,492 | 272 | $0 |
| J1030 | Injection, methylprednisolone acetate, 40 mg | 703 | 270 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 681 | 430 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 567 | 323 | $0 |
| 20610 | Aspiration and/or injection of fluid from large joint | 487 | 287 | $0 |
Insurance plans in this area (ZIP 91360)
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Provider's Procedures
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