Guy Schwartz, M.D.
NPI 1265592943 · Neurology Physician · East Setauket, NY
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Guy Schwartz, M.D. is a Neurology Physician provider in East Setauket, NY (NPI 1265592943).
Provider details
- NPI number
- 1265592943
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 237868 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,756 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) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 505 | $19 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 393 | $149 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 249 | $210 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 182 | $107 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 61 | $261 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 35 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 550 | 181 |
| Rasagiline Mesylate | 283 | 91 |
| Amantadine Hclbrand: Gocovri | 222 | 35 |
| Donepezil Hcl | 217 | 80 |
| Carbidopa/Levodopabrand: Carbidopa-Levodopa Er | 165 | 65 |
| Carbidopa/Levodopabrand: Rytary | 103 | 31 |
| Clonazepam | 90 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,805 across 9 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
Additional practice locations (2)
- 500 Commack RdCommack, NY 11725-5020Phone: (631) 444-5999Fax: (631) 392-7213
- Stony Brook University HospitalHealth Sciences Center T12-020Stony Brook, NY 11794-8121Phone: (631) 444-2599Fax: (631) 444-1474
Registry dates
- Enumerated
- 2006-12-11
- Last updated
- 2022-04-27
- Certified
- 2022-04-27
Frequently asked questions
- What is Guy Schwartz's NPI number?
- Guy Schwartz's National Provider Identifier (NPI) is 1265592943, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Guy Schwartz's specialty?
- Guy Schwartz is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Guy Schwartz located?
- Guy Schwartz's practice location on file with NPPES is 181 N Belle Mead Rd, East Setauket, NY 11733-3495.
- What is Guy Schwartz's phone number?
- The practice phone number listed in the NPPES registry for Guy Schwartz is (631) 444-2599.
- Does Guy Schwartz accept Medicare?
- Guy Schwartz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Guy Schwartz's NPI active?
- Yes — Guy Schwartz's NPI (1265592943) is active in the NPPES registry as of the last update on 2022-04-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.