Nikolaos Papadantonakis, M.D
NPI 1861764615 · Hematology & Oncology Physician · Atlanta, GA
Enrolled with Medicare as Practitioner - Hematology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nikolaos Papadantonakis, M.D is a Hematology & Oncology Physician provider in Atlanta, GA (NPI 1861764615).
Provider details
- NPI number
- 1861764615
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Male
- Sole proprietor
- No
- License
- 83876 (GA)
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
184 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 51 | $67 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 34 | $101 |
| 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 | 30 | $17 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 26 | $119 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 15 | $50 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydroxyurea | 58 | 15 |
| Valacyclovir Hclbrand: Valacyclovir | 31 | — |
| Venetoclaxbrand: Venclexta | 31 | — |
| Isavuconazonium Sulfatebrand: Cresemba | 26 | — |
| Cefpodoxime Proxetil | 22 | — |
| Nilotinib Hclbrand: Tasigna | 21 | — |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 17 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-02-08
- Last updated
- 2020-02-13
- Certified
- 2020-02-13
Frequently asked questions
- What is Nikolaos Papadantonakis's NPI number?
- Nikolaos Papadantonakis's National Provider Identifier (NPI) is 1861764615, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nikolaos Papadantonakis's specialty?
- Nikolaos Papadantonakis is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Nikolaos Papadantonakis located?
- Nikolaos Papadantonakis's practice location on file with NPPES is 1365 Clifton Rd Ne Bldg C, Atlanta, GA 30322-2110.
- What is Nikolaos Papadantonakis's phone number?
- The practice phone number listed in the NPPES registry for Nikolaos Papadantonakis is (404) 778-1526.
- Does Nikolaos Papadantonakis accept Medicare?
- Nikolaos Papadantonakis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nikolaos Papadantonakis's NPI active?
- Yes — Nikolaos Papadantonakis's NPI (1861764615) is active in the NPPES registry as of the last update on 2020-02-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.