Stacy Chapnick, PA-C
NPI 1790078368 · Medical Physician Assistant · East Windsor, NJ
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stacy Chapnick, PA-C is a Medical Physician Assistant provider in East Windsor, NJ (NPI 1790078368).
Provider details
- NPI number
- 1790078368
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- Yes
- License
- 25MP00282300 (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
15 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
282 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 | 185 | $82 |
| Testing for Presence of Drug, Read By Direct Observation80305 | 49 | $12 |
| Evaluation of Neuropsychological Test, First Hour96132 | 20 | $115 |
| Administration of Psychological Or Neuropsychological Test By Technician, First 30 Minutes96138 | 17 | $32 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 11 | $93 |
Typical Medicare-allowed amounts for these services range $12–$115 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 110 | 40 |
| Oxycodone Hcl | 64 | 31 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 58 | 18 |
| Gabapentin | 57 | 24 |
| Tramadol Hcl | 49 | 25 |
| Cyclobenzaprine Hcl | 34 | 21 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$337 across 7 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
- 2011-05-16
- Last updated
- 2023-02-01
- Certified
- 2023-02-01
Frequently asked questions
- What is Stacy Chapnick's NPI number?
- Stacy Chapnick's National Provider Identifier (NPI) is 1790078368, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stacy Chapnick's specialty?
- Stacy Chapnick is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Stacy Chapnick located?
- Stacy Chapnick's practice location on file with NPPES is 300a Princeton Hightstown Rd Ste 202, East Windsor, NJ 08520-1421.
- What is Stacy Chapnick's phone number?
- The practice phone number listed in the NPPES registry for Stacy Chapnick is (609) 371-9000.
- Does Stacy Chapnick accept Medicare?
- Stacy Chapnick is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stacy Chapnick's NPI active?
- Yes — Stacy Chapnick's NPI (1790078368) is active in the NPPES registry as of the last update on 2023-02-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.