Nagender Mankan, M.D.
NPI 1396782827 · Hematology & Oncology Physician · Roswell, GA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nagender Mankan, M.D. is a Hematology & Oncology Physician provider in Roswell, GA (NPI 1396782827).
Provider details
- NPI number
- 1396782827
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 057887 (GA)
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
931 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 479 | $98 |
| 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 | 198 | $17 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 113 | $66 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 31 | $135 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 30 | $79 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 147 | 54 |
| Anastrozole | 127 | 56 |
| Letrozole | 62 | 32 |
| Ondansetron Hcl | 47 | 38 |
| Prochlorperazine Maleate | 44 | 36 |
| Hydroxyurea | 42 | 18 |
| Enzalutamidebrand: Xtandi | 19 | — |
| Lidocaine/Prilocaine |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,713 across 78 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
- 2006-06-01
- Last updated
- 2025-10-29
- Certified
- 2025-10-29
Frequently asked questions
- What is Nagender Mankan's NPI number?
- Nagender Mankan's National Provider Identifier (NPI) is 1396782827, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nagender Mankan's specialty?
- Nagender Mankan is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Nagender Mankan located?
- Nagender Mankan's practice location on file with NPPES is 4500 Hospital Blvd Ste 300, Roswell, GA 30076-0001.
- What is Nagender Mankan's phone number?
- The practice phone number listed in the NPPES registry for Nagender Mankan is (470) 321-7500.
- Does Nagender Mankan accept Medicare?
- Nagender Mankan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nagender Mankan's NPI active?
- Yes — Nagender Mankan's NPI (1396782827) is active in the NPPES registry as of the last update on 2025-10-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.