MRS. GENEVIEVE S. CASTANEDA (PA-C) – Medical Physician Assistant, NPI 1386685808
Medical Physician Assistant
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
3,578 PHYSICIAN ASSISTANT in NJ
Provider Addresses for MRS. GENEVIEVE S. CASTANEDA (PA-C)
170 CHANGEBRIDGE RD BLDG C3
MONTVILLE, NJ 070459112
Phone: (973) 575-5540
Fax: (973) 575-4885
Type: Location
170, Changebridge Road, Montville Township, Morris County, New Jersey, 07045, United States
BLDG C3
MONTVILLE, NJ 070459112
Phone: (973) 535-8870
Fax: (973) 535-8818
Type: Mailing
22, Old Short Hills Road, Livingston, Essex County, New Jersey, 07039, United States
SUITE 201
LIVINGSTON, NJ 070395604
Phone: (973) 535-8870
Fax: (973) 535-8818
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 24 Open Payments records for all available years, with a total value of $411.
Total Amount is formed as General ($411) + Research ($0) + Ownership ($0) = $411.
Last reported payment date: 2024-10-24 • Largest payer in this snapshot: PFIZER INC. ($110).
Total Amount
$411
General + Research + Ownership
Payments
24
Total payment records
General Amount
$411
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-24
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| PFIZER INC. | $110 |
| Novo Nordisk Inc | $99 |
| ABBVIE INC. | $84 |
| Merck Sharp & Dohme LLC | $48 |
| Janssen Pharmaceuticals, Inc | $20 |
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: 2004-11-01
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 |
|---|---|---|---|---|
| I20041101000633 | I | Physician Assistant | NJ | 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 | 78 | 61 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 53 | 52 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 41 | 41 | $0 |
| G0444 | Annual depression screening, 5 to 15 minutes | 21 | 21 | $0 |
| G0008 | Administration of influenza virus vaccine | 20 | 20 | $0 |
Insurance plans in this area (ZIP 07045)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice | NJ | |
| P O D I A T R Y | NJ | |
| Internal Medicine | NJ | |
| Internal Medicine | NJ | |
| Internal Medicine | NJ | |
| Internal Medicine | NJ | |
| Internal Medicine | NJ | |
| Nurse Practitioner | NJ | |
| Gastroenterology, Internal Medicine | NJ | |
| Internal Medicine | NJ |
Reviews
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