Keriake Semertzides, D.O.
NPI 1992064513 · Internal Medicine Physician · East Patchogue, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Keriake Semertzides, D.O. is a Internal Medicine Physician provider in East Patchogue, NY (NPI 1992064513).
Provider details
- NPI number
- 1992064513
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Female
- Sole proprietor
- No
- License
- 279138 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
14 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
842 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 331 | $146 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 252 | $9 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 118 | $104 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 67 | $148 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 29 | $191 |
| Administration of Influenza Virus VaccineG0008 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 40 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 126 | 38 |
| Atorvastatin Calcium | 110 | 36 |
| Amlodipine Besylate | 73 | 22 |
| Rosuvastatin Calcium | 65 | 21 |
| Omeprazole | 64 | 20 |
| Pantoprazole Sodium | 62 | 16 |
| Escitalopram Oxalate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-05-16
- Last updated
- 2022-09-06
- Certified
- 2022-09-06
Frequently asked questions
- What is Keriake Semertzides's NPI number?
- Keriake Semertzides's National Provider Identifier (NPI) is 1992064513, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Keriake Semertzides's specialty?
- Keriake Semertzides is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Keriake Semertzides located?
- Keriake Semertzides's practice location on file with NPPES is 100 Hospital Rd, East Patchogue, NY 11772-8809.
- What is Keriake Semertzides's phone number?
- The practice phone number listed in the NPPES registry for Keriake Semertzides is (631) 475-6900.
- Does Keriake Semertzides accept Medicare?
- Keriake Semertzides is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Keriake Semertzides's NPI active?
- Yes — Keriake Semertzides's NPI (1992064513) is active in the NPPES registry as of the last update on 2022-09-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.