Srinivasu Chamarthy, MD
NPI 1912137647 · Hematology & Oncology Physician · Troy, OH
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Srinivasu Chamarthy, MD is a Hematology & Oncology Physician provider in Troy, OH (NPI 1912137647).
Provider details
- NPI number
- 1912137647
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 35.121387 (OH)
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
16 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
7 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,426 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 | 552 | $168 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 510 | $119 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 103 | $85 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 69 | $205 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 63 | $156 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 117 | 36 |
| Gabapentin | 71 | 18 |
| Dexamethasone | 68 | 35 |
| Apixabanbrand: Eliquis | 67 | 29 |
| Prednisone | 61 | 30 |
| Acyclovir | 52 | 19 |
| Hydroxyurea | 48 | 11 |
| Ondansetron Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,030 across 32 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
Additional practice locations (6)
- 2300 Miami Valley Dr Ste 470Centerville, OH 45459-4779Phone: (937) 276-8320Fax: (937) 276-8325
- 9000 N Main St Ste G-35Englewood, OH 45415-1182Phone: (937) 276-8320Fax: (937) 276-8325
- 1111 Sweitzer St Ste CGreenville, OH 45331-1189Phone: (937) 293-1622Fax: (937) 245-6308
- 501 Atrium Dr Ste 201Middletown, OH 45005-5165Phone: (513) 974-8780Fax: (513) 369-7474
- 400 Sugar Camp Cir Ste 200Oakwood, OH 45409-1981Phone: (937) 276-8320Fax: (937) 276-8325
- 915 Michigan St Ste 202Sidney, OH 45365-2401Phone: (937) 703-6270Fax: (937) 641-2622
Registry dates
- Enumerated
- 2009-07-15
- Last updated
- 2026-05-11
- Certified
- 2026-05-11
Frequently asked questions
- What is Srinivasu Chamarthy's NPI number?
- Srinivasu Chamarthy's National Provider Identifier (NPI) is 1912137647, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Srinivasu Chamarthy's specialty?
- Srinivasu Chamarthy is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Srinivasu Chamarthy located?
- Srinivasu Chamarthy's practice location on file with NPPES is 3130 N County Road 25a Ste 107, Troy, OH 45373-1337.
- What is Srinivasu Chamarthy's phone number?
- The practice phone number listed in the NPPES registry for Srinivasu Chamarthy is (937) 293-1622.
- Does Srinivasu Chamarthy accept Medicare?
- Srinivasu Chamarthy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Srinivasu Chamarthy's NPI active?
- Yes — Srinivasu Chamarthy's NPI (1912137647) is active in the NPPES registry as of the last update on 2026-05-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.