NPPES file of Aug 9, 2026

Haven Garber, M.D.

Internal Medicine Physician · Boston, MA

Haven Garber, M.D. is an internal medicine physician with a practice address in Boston, Massachusetts, and NPI 1982923090, issued on May 28, 2010. Check the license (Massachusetts 243924, 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
1982923090
Name
Haven Garber
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
243924 MA
P8132 TX
Self-reported in NPPES; status is on the state search
Practice location
1340 Boylston St, Boston, MA 02215
Phone
(617) 927-6000
Enumerated
May 28, 2010
Record last updated
Oct 7, 2014 (not updated in 12 years: call before relying on the address or phone)
Medicaid ID
336281601 (MDACC) TX
Medicare enrollment
Enrolled (PECOS I20140701001763); accepts Medicare assignment
Medical or professional school
Ohio State University College Of Medicine, 2010
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 1340 Boylston St

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

  1. Pamela Adelstein, MDFamily Medicine Physician1306822416
  2. Emily Aduba, FNP-BCFamily Nurse Practitioner1831617315
  3. Adam Albano, M.D.Internal Medicine Physician1558689828
  4. Christopher Alonzo, M.D., MPHInternal Medicine Physician1265812226
  5. Isabella Anderson, MSWSocial Worker1528701315
  6. Sophia AxtmanFamily Nurse Practitioner1902452022

Verify Haven Garber 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 243924
    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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91% fewer Medicare Part D claims than the average internal medicine physician in 2024

283 Medicare Part D claims for 71 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims.

  1. Haven Garber283
  2. Specialty average3,176

Most prescribed

  1. Anastrozole76 claims
  2. Letrozole43 claims
  3. Ibrance25 claims
  4. Verzenio25 claims
  5. Prochlorperazine Maleate21 claims
  6. Ondansetron Hcl12 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): 81.4 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 score81.3
  2. Costout of 100 · 30%50.0
  3. Promoting interoperabilityout of 100 · 25%100.0
  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 one group practice

  1. Physicians Referral ServiceHouston, TX

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

Haven Garber among 6,825 internal medicine physician records in Massachusetts

Haven Garber, M.D. 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 2010, is newer than 63% of them.

  • NPI issued2010 · 63% of these records are older, 35% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2010 · median 2004 among the 4,103 with a school on file
  • Record last updated2014 · 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).

2,320 internal medicine physician records list a practice address in Boston

They are 2,320 of the 41,865 NPPES records with a practice address in Boston, and 6,825 internal medicine physician records in Massachusetts.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Stephen Boswell, M.D.Boston, MA 022151477541217
  2. Jennifer Cluett, MDBoston, MA 022151962491183
  3. Jan Cook, M.D.Boston, MA 022151437152139
  4. Rachel Freedman, M.D.Boston, MA 022151942297189
  5. Joseph Gesmundo, MDBoston, MA 022151891785069
  6. Alex Gonzalez, MD, MPHBoston, MA 022151134101629
  7. Scott Harris, MDBoston, MA 022151871581694
  8. Joseph Li, M.D.Boston, MA 022151043209380

Common questions

What is Haven Garber, M.D.'s NPI number?

Haven Garber, M.D.'s National Provider Identifier (NPI) is 1982923090, issued on May 28, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Haven Garber, M.D. located?

The NPPES record lists a practice address at 1340 Boylston St, Boston, MA, 02215. Phone: (617) 927-6000. Providers update this record themselves, so call before visiting.

How can I verify Haven Garber, M.D.'s license?

NPPES lists Massachusetts license number 243924, 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 Haven Garber, M.D. prescribe under Medicare Part D?

In 2024, Haven Garber, M.D. had 283 Medicare Part D claims for 71 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Haven Garber, M.D.'s MIPS final score?

The 2023 MIPS final score is 81.4 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.