NPPES file of Aug 9, 2026

Rattna K. Phull, MD

Internal Medicine Physician · Brookline, MA

Rattna K. Phull, MD is an internal medicine physician with a practice address in Brookline, Massachusetts, and NPI 1629035928, issued on Apr 28, 2006. Check the license (Massachusetts 209952, 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
1629035928
Name
Rattna K. Phull
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
209952 MA
Self-reported in NPPES; status is on the state search
Practice location
1 Brookline PL Ste 225, Brookline, MA 02445
Phone
(857) 307-4400
Enumerated
Apr 28, 2006
Record last updated
Sep 19, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(857) 307-4414
Medicare enrollment
Enrolled (PECOS I20070103000453); accepts Medicare assignment
Medical or professional school
Tufts University School Of Medicine, 1998
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.
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Also registered at 1 Brookline PL Ste 225

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

  1. Christine Keegan, MDInternal Medicine Physician1952364143
  2. David Luftman, M.D., M.P.H.Internal Medicine Physician1063779056
  3. Daniel Perl, M.D.Family Medicine Physician1578826467
  4. Elizabeth Rourke, M.D.Internal Medicine Physician1386625739
  5. Theresa ShanahanPrimary Care Nurse Practitioner1598598690
  6. Daniel Simpson, MDInternal Medicine Physician1043277643

Verify Rattna K. Phull 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 209952
    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.

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42% more Medicare Part D claims than the average internal medicine physician in 2024

4,514 Medicare Part D claims for 465 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 35 claims were for opioids.

  1. Rattna Phull4,514
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium403 claims
  2. Lisinopril243 claims
  3. Amlodipine Besylate196 claims
  4. Levothyroxine Sodium168 claims
  5. Losartan Potassium149 claims
  6. Metoprolol Succinate138 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 2 group practices

  1. Brigham And Womens Physicians Organization IncBrookline, MA
  2. Select Rehabilitation, LLCGlenview, IL

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

Rattna K. Phull among 6,825 internal medicine physician records in Massachusetts

Rattna K. Phull, MD is one of 6,825 internal medicine physician records with a practice address in Massachusetts. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 12% of them.

  • NPI issued2006 · 12% of these records are older, 54% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated1998 · median 2004 among the 4,103 with a school on file
  • Record last updated2019 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

57 internal medicine physician records list a practice address in Brookline

They are 57 of the 2,357 NPPES records with a practice address in Brookline, and 6,825 internal medicine physician records in Massachusetts.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Rebecca Ashkenazy, M.D.Brookline, MA 024451619934403
  2. Ali Bahadori, MDBrookline, MA 024451376592584
  3. David Mark Davidson, M.D.Brookline, MA 024451457399677
  4. Kurt Fabrick, M.D., M.P.H.Brookline, MA 024451538113477
  5. Ronald Katz, M.D.Brookline, MA 024451508834011
  6. Christine Keegan, MDBrookline, MA 024451952364143
  7. Robin Mayfield, M.D.Brookline, MA 024451225098924
  8. Elizabeth Rourke, M.D.Brookline, MA 024451386625739

Common questions

What is Rattna K. Phull, MD's NPI number?

Rattna K. Phull, MD's National Provider Identifier (NPI) is 1629035928, issued on Apr 28, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Rattna K. Phull, MD located?

The NPPES record lists a practice address at 1 Brookline PL Ste 225, Brookline, MA, 02445. Phone: (857) 307-4400. Providers update this record themselves, so call before visiting.

How can I verify Rattna K. Phull, MD's license?

NPPES lists Massachusetts license number 209952, 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 Rattna K. Phull, MD prescribe under Medicare Part D?

In 2024, Rattna K. Phull, MD had 4,514 Medicare Part D claims for 465 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.