Genevieve Castaneda, PA-C
NPI 1386685808 · Medical Physician Assistant · Montville, NJ
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Genevieve Castaneda, PA-C is a Medical Physician Assistant provider in Montville, NJ (NPI 1386685808).
Provider details
- NPI number
- 1386685808
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- 25MP00126000 (NJ)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
671 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 130 | $84 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 106 | $118 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 64 | $98 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 39 | $9 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 39 | $10 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metformin Hcl | 66 | 22 |
| Atorvastatin Calcium | 64 | 21 |
| Levothyroxine Sodium | 55 | 17 |
| Lisinopril | 45 | 14 |
| Metoprolol Succinate | 35 | — |
| Amlodipine Besylate | 34 | 13 |
| Simvastatin | 28 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$255 across 15 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-08
- Last updated
- 2025-11-06
- Certified
- 2025-11-06
Frequently asked questions
- What is Genevieve Castaneda's NPI number?
- Genevieve Castaneda's National Provider Identifier (NPI) is 1386685808, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Genevieve Castaneda's specialty?
- Genevieve Castaneda is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Genevieve Castaneda located?
- Genevieve Castaneda's practice location on file with NPPES is 170 Changebridge Rd Bldg C3, Montville, NJ 07045-9112.
- What is Genevieve Castaneda's phone number?
- The practice phone number listed in the NPPES registry for Genevieve Castaneda is (973) 575-5540.
- Does Genevieve Castaneda accept Medicare?
- Genevieve Castaneda is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Genevieve Castaneda's NPI active?
- Yes — Genevieve Castaneda's NPI (1386685808) is active in the NPPES registry as of the last update on 2025-11-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.