Muthalagu Ramanathan, MD
NPI 1932165313 · Hematology & Oncology Physician · Worcester, MA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Muthalagu Ramanathan, MD is a Hematology & Oncology Physician provider in Worcester, MA (NPI 1932165313).
Provider details
- NPI number
- 1932165313
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 241957 (MA)
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
441 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 | 119 | $96 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 89 | $65 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 76 | $77 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 63 | $142 |
| 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 | 39 | $16 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Acyclovir | 76 | 21 |
| Dexamethasone | 39 | 18 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 38 | 13 |
| Lenalidomide | 26 | 13 |
| Gabapentin | 22 | — |
| Lenalidomidebrand: Revlimid | 21 | 14 |
| Omeprazole | 19 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$56 across 1 record (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 (1)
- 157 Union StMarlborough, MA 01752-1228Phone: (508) 486-6700
Registry dates
- Enumerated
- 2006-04-25
- Last updated
- 2025-05-07
- Certified
- 2025-05-07
Frequently asked questions
- What is Muthalagu Ramanathan's NPI number?
- Muthalagu Ramanathan's National Provider Identifier (NPI) is 1932165313, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Muthalagu Ramanathan's specialty?
- Muthalagu Ramanathan is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Muthalagu Ramanathan located?
- Muthalagu Ramanathan's practice location on file with NPPES is 55 Lake Ave N, Worcester, MA 01655-0002.
- What is Muthalagu Ramanathan's phone number?
- The practice phone number listed in the NPPES registry for Muthalagu Ramanathan is (774) 442-3903.
- Does Muthalagu Ramanathan accept Medicare?
- Muthalagu Ramanathan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Muthalagu Ramanathan's NPI active?
- Yes — Muthalagu Ramanathan's NPI (1932165313) is active in the NPPES registry as of the last update on 2025-05-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.