NPPES file of Aug 9, 2026

Ruvandhi Ranmalee Nathavitharana, M.D.

Infectious Disease Physician · Boston, MA

Ruvandhi Ranmalee Nathavitharana, M.D. is an infectious disease physician with a practice address in Boston, Massachusetts, and NPI 1508183575, issued on Apr 29, 2010. Check the license (Massachusetts 270399, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1508183575
Name
Ruvandhi Ranmalee Nathavitharana
Credential
M.D.
Primary taxonomy
Infectious Disease Physician 207RI0200X
License number
270399 MA
Self-reported in NPPES; status is on the state search
Practice location
110 Francis St Ste 1, Boston, MA 02215
Phone
(617) 632-7706
Enumerated
Apr 29, 2010
Record last updated
Nov 14, 2025
Fax
(617) 632-7626
Medicare enrollment
Enrolled (PECOS I20170718003240); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 110 Francis St Ste 1

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Dylan Koundakjian, MDInfectious Disease Physician1245816024
  2. Jeffrey Larnard, M.D.Infectious Disease Physician1164955084

Verify Ruvandhi Ranmalee Nathavitharana in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
    Search for license 270399
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Massachusetts license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

86% fewer Medicare Part D claims than the average infectious disease physician in 2024

96 Medicare Part D claims, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. Brand-name drugs were 31% of claims.

  1. Ruvandhi Nathavitharana96
  2. Specialty average689

Most prescribed

  1. Ethambutol Hcl19 claims
  2. Azithromycin17 claims
  3. Emtricitabine-Tenofovir Disop12 claims
  4. Tivicay12 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Harvard Medical Faculty Phys AT Beth Israel Deaconess Med Ctr IncBoston, MA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Ruvandhi Ranmalee Nathavitharana among 487 infectious disease physician records in Massachusetts

Ruvandhi Ranmalee Nathavitharana, M.D. is one of 487 infectious disease physician records with a practice address in Massachusetts. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 71% of them.

  • NPI issued2010 · 71% of these records are older, 26% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated2010 · median 2003 among the 296 with a school on file
  • Record last updated2025 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Infectious Disease Physician providers in Massachusetts

There are 487 infectious disease physician records in Massachusetts.

The 8 infectious disease physician records with the nearest ZIP codes

  1. Dan Barouch, MD PHDBoston, MA 022151992786974
  2. Sigall Bell, M.D.Boston, MA 022151225143118
  3. Clyde Crumpacker, M.D.Boston, MA 022151780786103
  4. George Eliopoulos, M.D.Boston, MA 022151891732087
  5. Camilla Graham, M.D.Boston, MA 022151952416919
  6. Adolf Karchmer, M.D.Boston, MA 022151508890278
  7. Kwan Kew Lai, MDBoston, MA 022151881618353
  8. Todd Pollack, M.D.Boston, MA 022151720026081

Common questions

What is Ruvandhi Ranmalee Nathavitharana, M.D.'s NPI number?

Ruvandhi Ranmalee Nathavitharana, M.D.'s National Provider Identifier (NPI) is 1508183575, issued on Apr 29, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Ruvandhi Ranmalee Nathavitharana, M.D. located?

The NPPES record lists a practice address at 110 Francis St Ste 1, Boston, MA, 02215. Phone: (617) 632-7706. Providers update this record themselves, so call before visiting.

How can I verify Ruvandhi Ranmalee Nathavitharana, M.D.'s license?

NPPES lists Massachusetts license number 270399, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Ruvandhi Ranmalee Nathavitharana, M.D. prescribe under Medicare Part D?

In 2024, Ruvandhi Ranmalee Nathavitharana, M.D. had 96 Medicare Part D claims; the average among infectious disease physician prescribers was 689. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.