PENNY LEE LARSON (M.D.) – Obstetrics & Gynecology Physician, NPI 1528057213
Obstetrics & Gynecology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
4,008 OBSTETRICS/GYNECOLOGY in CA
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Provider Addresses for PENNY LEE LARSON (M.D.)
10470, Old Placerville Road, Mather, Rancho Cordova, Sacramento County, California, 95827, United States
SUITE 100
SACRAMENTO, CA 958272539
Phone: (800) 470-0071
Type: Mailing
969, Plumas Street, Yuba City, Sutter County, California, 95991, United States
SUITE 103
YUBA CITY, CA 959914011
Phone: (530) 749-3585
Fax: (530) 749-3499
Type: Location
1756 MAGENTA DR
ROSEVILLE, CA 957474915
Phone: (530) 300-8576
Type: Mailing
12646 THORNBERG WAY
RANCHO CORDOVA, CA 957427839
Phone: (916) 238-6070
Fax: (916) 238-6070
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 8 Open Payments records for all available years, with a total value of $175.
Total Amount is formed as General ($175) + Research ($0) + Ownership ($0) = $175.
Last reported payment date: 2024-12-20 • Largest payer in this snapshot: PFIZER INC. ($57).
Total Amount
$175
General + Research + Ownership
Payments
8
Total payment records
General Amount
$175
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 |
|---|---|
| PFIZER INC. | $57 |
| Bayer Healthcare Pharmaceuticals Inc. | $36 |
| ABBVIE INC. | $34 |
| Organon LLC | $29 |
| Agile Therapeutics, Inc. | $18 |
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: 2006-08-21
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 |
|---|---|---|---|---|
| I20060821000430 | I | Obstetrics/Gynecology | 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 95827)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| O B S T E T R I C S/ G Y N E C O L O G Y | CA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | CA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | CA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | TX | |
| O B S T E T R I C S/ G Y N E C O L O G Y | VA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | CA | |
| - | CA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | CA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | CA |
Reviews
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