CASSANDRA MAE VANNORTWICK (NP-C) – Family Nurse Practitioner, NPI 1336689009
Family Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
8,106 NURSE PRACTITIONER in MI
Provider Addresses for CASSANDRA MAE VANNORTWICK (NP-C)
265 Fremont St Ste 1
Battle Creek, MI 490173354
Phone: (269) 962-6221
Type: Location
203, Fremont Street, Battle Creek, Calhoun County, Michigan, 49017, United States
BATTLE CREEK, MI 490173398
Phone: (269) 969-6123
Fax: (269) 969-6122
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 7 Open Payments records for all available years, with a total value of $149.
Total Amount is formed as General ($149) + Research ($0) + Ownership ($0) = $149.
Last reported payment date: 2024-12-18 • Largest payer in this snapshot: PFIZER INC. ($107).
Total Amount
$149
General + Research + Ownership
Payments
7
Total payment records
General Amount
$149
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-18
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| PFIZER INC. | $107 |
| Insulet Corporation | $21 |
| Lilly USA, LLC | $21 |
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: 2018-11-05
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 |
|---|---|---|---|---|
| I20181105002149 | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 127 | 108 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 106 | 76 | $0 |
| J1885 | Injection, ketorolac tromethamine, per 15 mg | 65 | 14 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 53 | 53 | $0 |
| 36415 | Insertion of needle into vein for collection of blood sample | 53 | 51 | $0 |
Insurance plans in this area (ZIP 49017)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice | MI | |
| - | MI | |
| Physician Assistant | MI | |
| Physician Assistant | MI | |
| Physician Assistant | MI | |
| Physician Assistant | MI | |
| Nurse Practitioner | MI | |
| Nurse Practitioner | MI | |
| - | MI | |
| - | MI |
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