NPPES file of Aug 9, 2026

Konstantin Ravvin, MD

Hospitalist Physician · Milford, MA

Konstantin Ravvin, MD is a hospitalist physician with a practice address in Milford, Massachusetts, and NPI 1851851901, issued on Mar 24, 2019. Check the license (Massachusetts 1016008, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1851851901
Name
Konstantin Ravvin
Credential
MD
Primary taxonomy
Hospitalist Physician 208M00000X
License numbers
1016008 MA
LT4397 NH
MD18885 RI
Self-reported in NPPES; status is on the state search
Practice location
14 Prospect St, Milford, MA 01757
Phone
(508) 473-1480
Enumerated
Mar 24, 2019
Record last updated
Jun 24, 2026
Medicare enrollment
Enrolled (PECOS I20230914000965); accepts Medicare assignment
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 14 Prospect St

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

  1. Maureen Allen, PA-CMedical Physician Assistant1306803275
  2. Nitya Ananthakrishnan, M.D.Pediatrics Physician1902190648
  3. Raafat Awad Mousad, M.D.Hospitalist Physician1760402556
  4. Ariel Axelbaum, MDNeurology Physician1629637988
  5. Michael Babcock, M.D.Anesthesiology Physician1134228018
  6. Monzolesso Bagah-Kognagba, MDInternal Medicine Physician1023515996

Verify Konstantin Ravvin 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 1016008
    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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5.4 times the Medicare Part D claims of the average hospitalist physician in 2024

2,809 Medicare Part D claims for 178 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. Brand-name drugs were 24% of claims.

  1. Konstantin Ravvin2,809
  2. Specialty average521

Most prescribed

  1. Atorvastatin Calcium182 claims
  2. Eliquis161 claims
  3. Furosemide149 claims
  4. Levothyroxine Sodium123 claims
  5. Tamsulosin Hcl109 claims
  6. Sertraline Hcl108 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 97.3 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score85.0
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through 3 group practices

  1. Milford Regional Physician Group, Inc.Milford, MA
  2. New England Premier Healthcare LtdWarwick, RI
  3. Umass Memorial Medical Group IncMilford, MA

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

Konstantin Ravvin among 525 hospitalist physician records in Massachusetts

Konstantin Ravvin, MD is one of 525 hospitalist physician records with a practice address in Massachusetts. 92% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 69% of them.

  • NPI issued2019 · 69% of these records are older, 23% newer
  • In a Medicare fileYes · 92% of these records are
  • In the CMS Doctors and Clinicians fileYes · 86% of these records are
  • Graduated2019 · median 2012 among the 449 with a school on file
  • Record last updated2026 · 36% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hospitalist Physician providers in Massachusetts

There are 525 hospitalist physician records in Massachusetts.

The 8 hospitalist physician records with the nearest ZIP codes

  1. Raafat Awad Mousad, M.D.Milford, MA 017571760402556
  2. Evan Soderstrom, M.D.Milford, MA 017571205800430
  3. David Handin, MDConcord, MA 017421710903794
  4. Kalyani Murthy, MDBurlington, MA 018031619044377
  5. Henri Balaguera, M.D.Burlington, MA 018051922069020
  6. Jody Blank, M.D.Burlington, MA 018051740221274
  7. Noah Finkel, MDBurlington, MA 018051831133008
  8. Kenya Hanspard, MDBurlington, MA 018051932170305

Common questions

What is Konstantin Ravvin, MD's NPI number?

Konstantin Ravvin, MD's National Provider Identifier (NPI) is 1851851901, issued on Mar 24, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Konstantin Ravvin, MD located?

The NPPES record lists a practice address at 14 Prospect St, Milford, MA, 01757. Phone: (508) 473-1480. Providers update this record themselves, so call before visiting.

How can I verify Konstantin Ravvin, MD's license?

NPPES lists Massachusetts license number 1016008, 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 Konstantin Ravvin, MD prescribe under Medicare Part D?

In 2024, Konstantin Ravvin, MD had 2,809 Medicare Part D claims for 178 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.

What is Konstantin Ravvin, MD's MIPS final score?

The 2023 MIPS final score is 97.3 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.