SPENCER FROST (MD) – Gastroenterology Physician, NPI 1407352396
Gastroenterology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,990 GASTROENTEROLOGY in CA
Provider Addresses for SPENCER FROST (MD)
300 Pasteur Dr
Stanford, CA 943052200
Phone: (650) 723-6661
Fax: (650) 498-6205
Type: Location
Stanford Hospital, 300, Pasteur Drive, Stanford, Palo Alto, Santa Clara County, California, 94305, United States
STANFORD, CA 943052200
Phone: (650) 723-6661
Fax: (650) 498-6205
Type: Mailing
2068 JOHN JONES RD
DAVIS, CA 956169711
Phone:
Fax: (650) 498-6205
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 10 Open Payments records for all available years, with a total value of $183.
Total Amount is formed as General ($183) + Research ($0) + Ownership ($0) = $183.
Last reported payment date: 2024-12-05 • Largest payer in this snapshot: Takeda Pharmaceuticals U.S.A., Inc. ($60).
Total Amount
$183
General + Research + Ownership
Payments
10
Total payment records
General Amount
$183
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-05
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Takeda Pharmaceuticals U.S.A., Inc. | $60 |
| Ardelyx, Inc. | $38 |
| Janssen Biotech, Inc. | $37 |
| ABBVIE INC. | $29 |
| Madrigal Pharmaceuticals | $19 |
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: 2024-10-03
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 |
|---|---|---|---|---|
| I20241003002821 | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 94305)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Diagnostic Radiology | CA | |
| Internal Medicine | CA | |
| Diagnostic Radiology | CA | |
| Internal Medicine | CA | |
| - | CA | |
| Family Practice | CA | |
| - | CA | |
| - | CA | |
| - | CA | |
| General Surgery | TN |
Reviews
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