MARCELLA SUE WELKER (N.P.) – Family Nurse Practitioner, NPI 1073512646
Family Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
8,106 NURSE PRACTITIONER in MI
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Provider Addresses for MARCELLA SUE WELKER (N.P.)
4450, Fashion Square Boulevard, Saginaw Charter Township, Saginaw County, Michigan, 48603, United States
SAGINAW, MI 486031251
Phone: (989) 792-4090
Fax: (989) 792-4094
Mailing address matches the actual address.
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 $106.
Total Amount is formed as General ($106) + Research ($0) + Ownership ($0) = $106.
Last reported payment date: 2024-08-21 • Largest payer in this snapshot: Alvogen Inc ($34).
Total Amount
$106
General + Research + Ownership
Payments
5
Total payment records
General Amount
$106
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-08-21
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Alvogen Inc | $34 |
| SI-BONE, INC. | $27 |
| Nevro Corp. | $24 |
| Medtronic, Inc. | $22 |
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: 2010-12-08
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 |
|---|---|---|---|---|
| I20101208000657 | I | Nurse Practitioner | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 518 | 188 | $0 |
| G0482 | Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms | 148 | 106 | $0 |
| 80307 | Testing for presence of drug, by chemistry analyzers | 143 | 114 | $0 |
| G0481 | Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms | 113 | 100 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 19 | 18 | $0 |
Insurance plans in this area (ZIP 48603)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | IL | |
| Physical Medicine And Rehabilitation | MI | |
| Nurse Practitioner | MI | |
| Physical Medicine And Rehabilitation | MI | |
| Physical Medicine And Rehabilitation | MI | |
| Anesthesiology, Pain Management | MI | |
| Nurse Practitioner | MI | |
| Anesthesiology, Pain Management | AL | |
| Nurse Practitioner | MI |
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