Arunachalam Thenappan, MD
NPI 1538189915 · Hematology & Oncology Physician · Lake Worth, FL
Arunachalam Thenappan, MD is a Hematology & Oncology Physician provider in Lake Worth, FL (NPI 1538189915).
Provider details
- NPI number
- 1538189915
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- ME0068510 (FL)
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
19 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
1,771 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) |
|---|---|---|
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 439 | $8 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 390 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 213 | $130 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 141 | $10 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 136 | $15 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 83 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 141 | 32 |
| Rivaroxabanbrand: Xarelto | 79 | 13 |
| Oxycodone Hcl | 57 | 11 |
| Megestrol Acetate | 41 | 13 |
| Letrozole | 40 | — |
| Warfarin Sodium | 34 | — |
| Anagrelide Hcl | 33 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,062 across 139 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
- 2006-07-20
- Last updated
- 2011-02-28
Frequently asked questions
- What is Arunachalam Thenappan's NPI number?
- Arunachalam Thenappan's National Provider Identifier (NPI) is 1538189915, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Arunachalam Thenappan's specialty?
- Arunachalam Thenappan is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Arunachalam Thenappan located?
- Arunachalam Thenappan's practice location on file with NPPES is 3450 Lantana Rd, Lake Worth, FL 33462-1329.
- What is Arunachalam Thenappan's phone number?
- The practice phone number listed in the NPPES registry for Arunachalam Thenappan is (561) 965-1864.
- Is Arunachalam Thenappan's NPI active?
- Yes — Arunachalam Thenappan's NPI (1538189915) is active in the NPPES registry as of the last update on 2011-02-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.