CHELSEA SUMIDA GIPSON (DO) – Family Medicine Physician, NPI 1659833473
Family Medicine Physician
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
5,037 FAMILY PRACTICE in IL
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Provider Addresses for CHELSEA SUMIDA GIPSON (DO)
9555, South 52nd Avenue, Oak Lawn, Worth Township, Cook County, Illinois, 60453, United States
SUITE F
OAK LAWN, IL 60453
Phone: (708) 422-5700
Fax: (708) 634-0927
Type: Mailing
628 W Micheltorena St
Santa Barbara, CA 931014131
Phone: (805) 963-1546
Type: Location
955 POWELL AVE SW
RENTON, WA 980572908
Phone: (425) 277-1311
Fax: (425) 277-1566
Type: Mailing
5580 CALLE REAL
GOLETA, CA 931111646
Phone: (805) 617-7878
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 5 Open Payments records for all available years, with a total value of $114.
Total Amount is formed as General ($114) + Research ($0) + Ownership ($0) = $114.
Last reported payment date: 2024-11-27 • Largest payer in this snapshot: Dexcom, Inc. ($30).
Total Amount
$114
General + Research + Ownership
Payments
5
Total payment records
General Amount
$114
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-27
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Dexcom, Inc. | $30 |
| Organon LLC | $30 |
| ViiV Healthcare Company | $21 |
| Exact Sciences Corporation | $20 |
| PFIZER INC. | $14 |
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: 2024-02-09
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 |
|---|---|---|---|---|
| I20240209002878 | I | Family Practice | 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 60453)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Registered Dietitian Or Nutrition Professional | CA | |
| Cardiovascular Disease (Cardiology) | CA | |
| H E M A T O L O G Y/ O N C O L O G Y | CA | |
| Cardiovascular Disease (Cardiology) | CA | |
| Physical Therapist In Private Practice | CA | |
| Family Practice | CA | |
| U R O L O G Y | CA | |
| - | CA | |
| Physical Therapist In Private Practice | CA | |
| O P T O M E T R Y | CT |
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