Constantin Anagnostopoulos, M.D.
NPI 1023103363 · Internal Medicine Physician · Astoria, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Constantin Anagnostopoulos, M.D. is a Internal Medicine Physician provider in Astoria, NY (NPI 1023103363).
Provider details
- NPI number
- 1023103363
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 121324 (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
19 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
1,075 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) |
|---|---|---|
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 494 | $82 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 204 | $54 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 129 | $102 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 60 | $16 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 57 | $9 |
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 126 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 371 | 49 |
| Levetiracetam | 325 | 25 |
| Amlodipine Besylate | 245 | 37 |
| Baclofen | 216 | 20 |
| Metoprolol Tartrate | 206 | 31 |
| Apixabanbrand: Eliquis | 203 | 16 |
| Warfarin Sodium | 189 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-03
- Last updated
- 2014-04-30
Frequently asked questions
- What is Constantin Anagnostopoulos's NPI number?
- Constantin Anagnostopoulos's National Provider Identifier (NPI) is 1023103363, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Constantin Anagnostopoulos's specialty?
- Constantin Anagnostopoulos is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Constantin Anagnostopoulos located?
- Constantin Anagnostopoulos's practice location on file with NPPES is 3014 31st Ave, Astoria, NY 11106-2405.
- What is Constantin Anagnostopoulos's phone number?
- The practice phone number listed in the NPPES registry for Constantin Anagnostopoulos is (718) 545-4080.
- Does Constantin Anagnostopoulos accept Medicare?
- Constantin Anagnostopoulos is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Constantin Anagnostopoulos's NPI active?
- Yes — Constantin Anagnostopoulos's NPI (1023103363) is active in the NPPES registry as of the last update on 2014-04-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.