Demetrios Karides, M.D.
NPI 1891797502 · Neurology Physician · Bayville, NY
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Demetrios Karides, M.D. is a Neurology Physician provider in Bayville, NY (NPI 1891797502).
Provider details
- NPI number
- 1891797502
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 210635 (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
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
1,470 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 376 | $129 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 193 | $202 |
| Assessment of Emotional Or Behavioral Problems96127 | 123 | $6 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 117 | $85 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 110 | $143 |
| Needle Measurement of Electrical Activity in Arm Or Leg Muscles, Complete Study |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Sertraline Hcl | 260 | 61 |
| Memantine Hcl | 207 | 49 |
| Gabapentin | 156 | 60 |
| Amitriptyline Hcl | 127 | 44 |
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 122 | 27 |
| Levetiracetam | 98 | 13 |
| Pramipexole Di-Hclbrand: Pramipexole Dihydrochloride | 55 | 12 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$309 across 13 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
- 2005-08-12
- Last updated
- 2007-09-27
Frequently asked questions
- What is Demetrios Karides's NPI number?
- Demetrios Karides's National Provider Identifier (NPI) is 1891797502, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Demetrios Karides's specialty?
- Demetrios Karides is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Demetrios Karides located?
- Demetrios Karides's practice location on file with NPPES is 14 Soundview Dr, Bayville, NY 11709-1114.
- What is Demetrios Karides's phone number?
- The practice phone number listed in the NPPES registry for Demetrios Karides is (718) 204-7821.
- Does Demetrios Karides accept Medicare?
- Demetrios Karides is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Demetrios Karides's NPI active?
- Yes — Demetrios Karides's NPI (1891797502) is active in the NPPES registry as of the last update on 2007-09-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.