John Roback, M.D., PH.D.
NPI 1376591388 · Blood Banking & Transfusion Medicine Physician · Atlanta, GA
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Roback, M.D., PH.D. is a Blood Banking & Transfusion Medicine Physician provider in Atlanta, GA (NPI 1376591388).
Provider details
- NPI number
- 1376591388
- Entity type
- Individual
- Primary specialty
- Blood Banking & Transfusion Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., PH.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 041479 (GA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
2,890 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 365 | $5 |
| Immunologic Analysis Technique on Serum (immunofixation)86334 | 300 | $17 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 283 | $7 |
| Protein Measurement, Serum84165 | 280 | $17 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 209 | $4 |
| Protein Measurement, Serum84165 | 173 | $17 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,468 across 2 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
- 2006-05-04
- Last updated
- 2018-11-21
Frequently asked questions
- What is John Roback's NPI number?
- John Roback's National Provider Identifier (NPI) is 1376591388, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Roback's specialty?
- John Roback is listed in the NPPES registry with a primary specialty of Blood Banking & Transfusion Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Roback located?
- John Roback's practice location on file with NPPES is 101 Woodruff Circle, Atlanta, GA 30322-0001.
- What is John Roback's phone number?
- The practice phone number listed in the NPPES registry for John Roback is (404) 712-1774.
- Does John Roback accept Medicare?
- John Roback is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Roback's NPI active?
- Yes — John Roback's NPI (1376591388) is active in the NPPES registry as of the last update on 2018-11-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.