Selvarani Nallusamy, MD
NPI 1598741225 · Hematology & Oncology Physician · Houston, TX
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Selvarani Nallusamy, MD is a Hematology & Oncology Physician provider in Houston, TX (NPI 1598741225).
Provider details
- NPI number
- 1598741225
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- M2724 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 36 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 151 | 46 |
| Alendronate Sodium | 134 | 36 |
| Apixabanbrand: Eliquis | 124 | 26 |
| Dexamethasone | 105 | 17 |
| Potassium Chloride | 58 | 19 |
| Ondansetron Hcl | 55 | 34 |
| Olanzapine | 42 | — |
| Gabapentin |
Practice location
Mailing address
Additional practice locations (1)
- 15655 Cypress Wood Medical Dr Ste 100Houston, TX 77014-1487Phone: (713) 442-1700
Registry dates
- Enumerated
- 2005-12-15
- Last updated
- 2021-06-14
- Certified
- 2021-06-14
Frequently asked questions
- What is Selvarani Nallusamy's NPI number?
- Selvarani Nallusamy's National Provider Identifier (NPI) is 1598741225, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Selvarani Nallusamy's specialty?
- Selvarani Nallusamy is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Selvarani Nallusamy located?
- Selvarani Nallusamy's practice location on file with NPPES is 2727 W Holcombe Blvd, Houston, TX 77025-1669.
- What is Selvarani Nallusamy's phone number?
- The practice phone number listed in the NPPES registry for Selvarani Nallusamy is (713) 442-0000.
- Does Selvarani Nallusamy accept Medicare?
- Selvarani Nallusamy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Selvarani Nallusamy's NPI active?
- Yes — Selvarani Nallusamy's NPI (1598741225) is active in the NPPES registry as of the last update on 2021-06-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.