DR. JENNIFER DOUBLESTEIN SANDY (D.O.) – Internal Medicine Physician, NPI 1023080447
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
7,218 INTERNAL MEDICINE in MI
Provider Addresses for DR. JENNIFER DOUBLESTEIN SANDY (D.O.)
1310 Wisconsin St
Suite 101
Grand Haven, MI 494172472
Phone: (616) 844-4701
Fax: (616) 847-1863
Type: Location
1500 E Sherman Blvd Ste 1100
Muskegon, MI 494441849
Phone: (231) 672-7800
Fax: (231) 672-7801
Type: Location
1445 SHELDON RD STE 201
GRAND HAVEN, MI 494172479
Phone: (616) 847-5489
Fax: (616) 847-5479
Type: Mailing
Grand Haven Apartments, 520, North 20th Street, University Hill, Avenues West, Near West Side, Milwaukee, Milwaukee County, Wisconsin, 53233, United States
SUITE 101
GRAND HAVEN, MI 494172472
Phone: (616) 844-4701
Fax: (616) 847-1863
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 3 Open Payments records for all available years, with a total value of $58.
Total Amount is formed as General ($58) + Research ($0) + Ownership ($0) = $58.
Last reported payment date: 2024-08-15 • Largest payer in this snapshot: Lilly USA, LLC ($58).
Total Amount
$58
General + Research + Ownership
Payments
3
Total payment records
General Amount
$58
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-08-15
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Lilly USA, LLC | $58 |
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: 2007-05-04
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 |
|---|---|---|---|---|
| I20070504000069 | I | Internal Medicine | MI | 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 49417)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | MI | |
| General Surgery | MI | |
| Physician Assistant | MI | |
| Internal Medicine | MI | |
| General Surgery | MI | |
| - | MI | |
| Physician Assistant | MI | |
| - | AZ | |
| Physician Assistant | MI | |
| General Surgery | MI |
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