DR. ERICKA SHANNON SIKKENGA (D.O.) – Obstetrics & Gynecology Physician, NPI 1952520736
Obstetrics & Gynecology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,734 OBSTETRICS/GYNECOLOGY in MI
Provider Addresses for DR. ERICKA SHANNON SIKKENGA (D.O.)
PO BOX 1847
MUSKEGON, MI 494431847
Phone: (231) 727-5211
Fax: (231) 727-4571
Type: Mailing
1675 LEAHY ST
SUITE 428
MUSKEGON, MI 494425500
Phone: (231) 672-3300
Fax: (231) 672-3380
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 75 Open Payments records for all available years, with a total value of $3,149.
Total Amount is formed as General ($3,149) + Research ($0) + Ownership ($0) = $3,149.
Last reported payment date: 2024-12-06 • Largest payer in this snapshot: Intuitive Surgical, Inc. ($1,585).
Total Amount
$3,149
General + Research + Ownership
Payments
75
Total payment records
General Amount
$3,149
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-06
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Intuitive Surgical, Inc. | $1,585 |
| Astellas Pharma US Inc | $401 |
| Sumitomo Pharma America, Inc. | $236 |
| Hologic Sales and Service, LLC | $167 |
| Aspira Women's Health Inc | $104 |
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: 2008-08-27
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 |
|---|---|---|---|---|
| I20080827000710 | I | Obstetrics/Gynecology | 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.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 14 | 14 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 14 | 14 | $0 |
Insurance plans in this area (ZIP 49443)
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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 | MI | |
| Nurse Practitioner | MI | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MI | |
| - | MI | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MI | |
| - | MI | |
| Nurse Practitioner | MI | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MI |
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