DR. JENNIFER R KEINER (MD) – Internal Medicine Physician, NPI 1508863887
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
3,302 HOSPITALIST in CA
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Provider Addresses for DR. JENNIFER R KEINER (MD)
PO BOX 3589
NEWPORT BEACH, CA 926598589
Phone: (657) 241-3600
Fax: (657) 241-7708
Type: Mailing
Hoag Memorial Hospital Presbyterian, 1, Hoag Drive, Newport Heights, Newport Beach, Orange County, California, 92663, United States
NEWPORT BEACH, CA 926634162
Phone: (949) 610-7245
Fax: (657) 241-7720
Type: Location
19361 BEACH BLVD
HUNTINGTON BEACH, CA 926482503
Phone: (714) 960-4500
Fax: (714) 960-7133
Type: Location
PO BOX 3661
NEWPORT BEACH, CA 926598661
Phone: (657) 241-3600
Fax: (657) 241-7708
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 6 Open Payments records for all available years, with a total value of $135.
Total Amount is formed as General ($135) + Research ($0) + Ownership ($0) = $135.
Last reported payment date: 2024-09-19 • Largest payer in this snapshot: Amgen Inc. ($40).
Total Amount
$135
General + Research + Ownership
Payments
6
Total payment records
General Amount
$135
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-09-19
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Amgen Inc. | $40 |
| Radius Health, Inc. | $31 |
| Corcept Therapeutics | $29 |
| Exact Sciences Corporation | $18 |
| Novartis Pharmaceuticals Corporation | $16 |
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: 2004-04-09
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 |
|---|---|---|---|---|
| I20040409000668 | I | Hospitalist | 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 | 695 | 374 | $0 |
| G0008 | Administration of influenza virus vaccine | 54 | 51 | $0 |
| 90662 | Influenza vaccine split virus, preservative free | 54 | 51 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 51 | 48 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 38 | 38 | $0 |
Insurance plans in this area (ZIP 92659)
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