DR. KEITH L MARTIN (M.D.) – Gastroenterology Physician, NPI 1649280546
Gastroenterology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,981 GASTROENTEROLOGY in CA
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Provider Addresses for DR. KEITH L MARTIN (M.D.)
Yorba Linda Boulevard, Yorba Linda, Orange County, California, 92808, United States
SUITE 200
YORBA LINDA, CA 928862025
Phone: (714) 996-3700
Fax: (714) 961-7839
Mailing address matches the actual address.
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 $42.
Total Amount is formed as General ($42) + Research ($0) + Ownership ($0) = $42.
Last reported payment date: 2023-07-19 • Largest payer in this snapshot: Takeda Pharmaceuticals U.S.A., Inc. ($42).
Total Amount
$42
General + Research + Ownership
Payments
1
Total payment records
General Amount
$42
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-07-19
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Takeda Pharmaceuticals U.S.A., Inc. | $42 |
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: 2009-03-17
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 |
|---|---|---|---|---|
| I20090317000666 | I | Gastroenterology | 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 | 138 | 105 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 49 | 49 | $0 |
| G0105 | Colorectal cancer screening; colonoscopy on individual at high risk | 37 | 37 | $0 |
| 45385 | Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 28 | 28 | $0 |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 26 | 26 | $0 |
Insurance plans in this area (ZIP 92886)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| G A S T R O E N T E R O L O G Y | FL | |
| H E M A T O L O G Y/ O N C O L O G Y | CA | |
| Cardiovascular Disease (Cardiology) | CA | |
| Pulmonary Disease, Critical Care (Intensivists) | MN | |
| Cardiovascular Disease (Cardiology) | CA | |
| Internal Medicine, Endocrinology | CA | |
| Nurse Practitioner | CA | |
| Infectious Disease, Internal Medicine | CA | |
| Nurse Practitioner | CA | |
| Internal Medicine | CA |
Reviews
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