JAMES KELLER WORTHAM (MD) – General Practice Physician, NPI 1528114410
General Practice Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
21,558 INTERNAL MEDICINE in CA
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Provider Addresses for JAMES KELLER WORTHAM (MD)
1030, South Glendale Avenue, Glendale, Los Angeles County, California, 91205, United States
SUITE 503
GLENDALE, CA 912055612
Phone: (818) 547-5400
Fax: (818) 547-3380
Type: Location
1725, Monterey Boulevard, Hermosa Beach, Los Angeles County, California, 90254, United States
HERMOSA BEACH, CA 902542905
Phone: (213) 700-8488
Type: Mailing
2258 Foothill Blvd Ste 200
LA Canada, CA 910111472
Phone: (818) 248-8998
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $32.
Total Amount is formed as General ($32) + Research ($0) + Ownership ($0) = $32.
Last reported payment date: 2023-08-22 • Largest payer in this snapshot: Regeneron Healthcare Solutions, Inc. ($32).
Total Amount
$32
General + Research + Ownership
Payments
1
Total payment records
General Amount
$32
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-08-22
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Regeneron Healthcare Solutions, Inc. | $32 |
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: 2021-03-08
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 |
|---|---|---|---|---|
| I20210308001691 | I | Internal Medicine | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 111 | 72 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 85 | 68 | $0 |
| 99497 | Advance care planning, first 30 minutes | 68 | 68 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 56 | 56 | $0 |
| 69210 | Removal of impacted ear wax | 21 | 18 | $0 |
Insurance plans in this area (ZIP 91205)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice | CA |
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