John Piecyk, M.D.
NPI 1013971290 · Specialist · South Weymouth, MA
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Piecyk, M.D. is a Specialist provider in South Weymouth, MA (NPI 1013971290).
Provider details
- NPI number
- 1013971290
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 155728 (MA)
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
564 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 192 | $193 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 129 | $138 |
| Injection of Chemical for Paralysis of Facial and Neck Nerve Muscles on Both Sides of Face64615 | 37 | $163 |
| Needle Measurement of Electrical Activity in Arm Or Leg Muscles, Complete Study95886 | 36 | $46 |
| Injection of Chemical for Paralysis of Nerve Muscles on Side of Face64612 | 33 | $216 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 51 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 232 | 55 |
| Donepezil Hcl | 128 | 44 |
| Levetiracetam | 108 | 29 |
| Rimegepant Sulfatebrand: Nurtec Odt | 99 | 20 |
| Topiramate | 85 | 19 |
| Memantine Hcl | 85 | 26 |
| Mycophenolate Mofetil | 72 | 21 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-04-14
- Last updated
- 2008-08-01
Frequently asked questions
- What is John Piecyk's NPI number?
- John Piecyk's National Provider Identifier (NPI) is 1013971290, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Piecyk's specialty?
- John Piecyk is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is John Piecyk located?
- John Piecyk's practice location on file with NPPES is 851 Main St, South Weymouth, MA 02190-1612.
- What is John Piecyk's phone number?
- The practice phone number listed in the NPPES registry for John Piecyk is (781) 331-4923.
- Does John Piecyk accept Medicare?
- John Piecyk is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Piecyk's NPI active?
- Yes — John Piecyk's NPI (1013971290) is active in the NPPES registry as of the last update on 2008-08-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.