NPPES file of Aug 9, 2026

Douglas V. Faller, M.D.

Hematology (Internal Medicine) Physician · Boston, MA

Douglas V. Faller, M.D. is a hematology (internal medicine) physician with a practice address in Boston, Massachusetts, and NPI 1285699439, issued on Apr 19, 2006. Check the license (Massachusetts 49947, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1285699439
Name
Douglas V. Faller
Credential
M.D.
Primary taxonomy
Hematology (Internal Medicine) Physician 207RH0000X
License number
49947 MA
Self-reported in NPPES; status is on the state search
Practice location
830 Harrison Ave, Boston, MA 02118
Phone
(617) 638-6428
Enumerated
Apr 19, 2006
Record last updated
May 9, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(617) 638-5756
Medicaid IDs
110043569A MA
3012697 MA
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest hematology (internal medicine) physician records → All 117 in Massachusetts → Look up another NPI →

Also registered at 830 Harrison Ave

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

  1. Shanita Abrahams Malcolm, LCSWClinical Social Worker1679458236
  2. Samantha Ashinoff, MS, CCC-SLPSpeech-Language Pathologist1801579214
  3. Rita Blanchard, M.D.Hematology (Internal Medicine) Physician1295710341
  4. Elizabeth Bowers, NPHospice and Palliative Medicine (Internal Medicine) Physician1477821346
  5. Dina Brauneis, NPFamily Nurse Practitioner1831487065
  6. Mamie Cantor, PA-CPhysician Assistant1548634363

Verify Douglas V. Faller 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 49947    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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Douglas V. Faller among 117 hematology (internal medicine) physician records in Massachusetts

Douglas V. Faller, M.D. is one of 117 hematology (internal medicine) physician records with a practice address in Massachusetts. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 10% of them.

  • NPI issued2006 · 10% of these records are older, 50% newer
  • In a Medicare fileNo · 77% of these records are
  • In the CMS Doctors and Clinicians fileNo · 66% of these records are
  • Record last updated2014 · 43% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hematology (Internal Medicine) Physician providers in Massachusetts

There are 117 hematology (internal medicine) physician records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 117 in Massachusetts → Every provider in Boston → Hematology (Internal Medicine) Physician nationwide →

The 8 hematology (internal medicine) physician records with the nearest ZIP codes

  1. Rita Blanchard, M.D.Boston, MA 021181295710341
  2. Lillian McMahon, M.D.Boston, MA 021181801873542
  3. Duyen Ngo, M.D.Boston, MA 021181922193549
  4. Jorge Ruiz Lopez, M.D.Boston, MA 021181275154940
  5. Vaishali Sanchorawala, M.D.Boston, MA 021181003886573
  6. Shayna Sarosiek, MDBoston, MA 021181083840607
  7. John Sloan, M.D.Boston, MA 021181659345320
  8. Hedy Smith, M.D.Boston, MA 021181255399895

Common questions

What is Douglas V. Faller, M.D.'s NPI number?

Douglas V. Faller, M.D.'s National Provider Identifier (NPI) is 1285699439, issued on Apr 19, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Douglas V. Faller, M.D. located?

The NPPES record lists a practice address at 830 Harrison Ave, Boston, MA, 02118. Phone: (617) 638-6428. Providers update this record themselves, so call before visiting.

How can I verify Douglas V. Faller, M.D.'s license?

NPPES lists Massachusetts license number 49947, 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.

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

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.