CHRISTOPHER T. R. PARKER (DO) – Rheumatology Physician, NPI 1912961384
Rheumatology Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
503 RHEUMATOLOGY in TX
Provider Addresses for CHRISTOPHER T. R. PARKER (DO)
4701 BEE CAVES RD STE 201
WEST LAKE HILLS, TX 787465366
Phone: (512) 518-4992
Fax: (866) 298-0735
Type: Mailing
12221 N MOPAC EXPY
AUSTIN, TX 787582401
Phone: (512) 901-4018
Fax: (512) 901-3918
Type: Mailing
Mopac Expressway, Austin, Travis County, Texas, 78739, United States
AUSTIN, TX 787582483
Phone: (512) 901-4018
Fax: (512) 901-3918
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 624 Open Payments records for all available years, with a total value of $416,310.
Total Amount is formed as General ($416,310) + Research ($0) + Ownership ($0) = $416,310.
Last reported payment date: 2024-12-20 • Largest payer in this snapshot: Amgen Inc. ($170,294).
Total Amount
$416,310
General + Research + Ownership
Payments
624
Total payment records
General Amount
$416,310
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-20
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Amgen Inc. | $170,294 |
| ABBVIE INC. | $70,728 |
| Horizon Therapeutics plc | $56,951 |
| GENZYME CORPORATION | $23,787 |
| Mallinckrodt Hospital Products Inc. | $23,327 |
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: 2010-03-16
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 |
|---|---|---|---|---|
| I20100316000383 | I | Rheumatology | TX | 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 |
|---|---|---|---|---|
| J3262 | Injection, tocilizumab, 1 mg | 13,888 | 15 | $0 |
| J1602 | Injection, golimumab, 1 mg, for intravenous use | 8,600 | 34 | $0 |
| J0129 | Injection, abatacept, 10 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) | 5,251 | 36 | $0 |
| J1745 | Injection, infliximab, excludes biosimilar, 10 mg | 3,710 | 26 | $0 |
| J0897 | Injection, denosumab, 1 mg | 841 | 11 | $0 |
Insurance plans in this area (ZIP 78746)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| RHEUMATOLOGY | TX | 20610 | Aspiration and/or injection of large joint or joint capsule | 315 | 120 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| R H E U M A T O L O G Y | TX | |
| Internal Medicine, Rheumatology | TX | |
| R H E U M A T O L O G Y | TX | |
| R H E U M A T O L O G Y | TX |
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