Adanma Anji Ayanambakkam Attanathi
NPI 1265813513 · Hematology & Oncology Physician · Oklahoma City, OK
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Adanma Anji Ayanambakkam Attanathi is a Hematology & Oncology Physician provider in Oklahoma City, OK (NPI 1265813513).
Provider details
- NPI number
- 1265813513
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- Yes
- License
- 390200000 (OK)
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
11 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
956 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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 614 | $133 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 107 | $90 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 84 | $167 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 63 | $74 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 38 | $122 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 301 | 77 |
| Abiraterone Acetate | 239 | 32 |
| Enzalutamidebrand: Xtandi | 146 | 19 |
| Darolutamidebrand: Nubeqa | 123 | 22 |
| Axitinibbrand: Inlyta | 105 | 18 |
| Cabozantinib S-Malatebrand: Cabometyx | 100 | 22 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$5,836 across 24 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
- 2015-06-12
- Last updated
- 2025-01-28
- Certified
- 2025-01-28
Frequently asked questions
- What is Adanma Anji Ayanambakkam Attanathi's NPI number?
- Adanma Anji Ayanambakkam Attanathi's National Provider Identifier (NPI) is 1265813513, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Adanma Anji Ayanambakkam Attanathi's specialty?
- Adanma Anji Ayanambakkam Attanathi is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Adanma Anji Ayanambakkam Attanathi located?
- Adanma Anji Ayanambakkam Attanathi's practice location on file with NPPES is 920 Stanton L Young Blvd, Oklahoma City, OK 73104-5036.
- What is Adanma Anji Ayanambakkam Attanathi's phone number?
- The practice phone number listed in the NPPES registry for Adanma Anji Ayanambakkam Attanathi is (405) 271-5963.
- Does Adanma Anji Ayanambakkam Attanathi accept Medicare?
- Adanma Anji Ayanambakkam Attanathi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Adanma Anji Ayanambakkam Attanathi's NPI active?
- Yes — Adanma Anji Ayanambakkam Attanathi's NPI (1265813513) is active in the NPPES registry as of the last update on 2025-01-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.