NPPES file of Aug 9, 2026

Steve Sang Woo Han, MD, PHD

Neuromuscular Medicine (Psychiatry & Neurology) Physician · Boston, MA

Steve Sang Woo Han, MD, PHD is a neuromuscular medicine (psychiatry & neurology) physician with a practice address in Boston, Massachusetts, and NPI 1235252149, issued on Apr 6, 2007. Check the license (Massachusetts 238332, 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
1235252149
Name
Steve Sang Woo Han
Credential
MD, PHD
Primary taxonomy
Neuromuscular Medicine (Psychiatry & Neurology) Physician 2084N0008X
License number
238332 MA
Self-reported in NPPES; status is on the state search
Practice location
55 Fruit Street, Mgh, Boston, MA 02114
Phone
(617) 726-5533
Enumerated
Apr 6, 2007
Record last updated
Mar 1, 2010 (not updated in 16 years: call before relying on the address or phone)
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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Verify Steve Sang Woo Han 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 238332
    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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Industry payments in 2024: $111.45

1 payment: education; the largest payer was Teva Pharmaceuticals USA, Inc. The 169 providers of this specialty with any payment received $11,922.98 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Steve Han$111
  2. Specialty average$11,923

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Steve Sang Woo Han among 17 neuromuscular medicine (psychiatry & neurology) physician records in Massachusetts

Steve Sang Woo Han, MD, PHD is one of 17 neuromuscular medicine (psychiatry & neurology) physician records with a practice address in Massachusetts. 59% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 6% of them.

  • NPI issued2007 · 6% of these records are older, 88% newer
  • In a Medicare fileYes · 59% of these records are
  • In the CMS Doctors and Clinicians fileNo · 47% of these records are
  • Record last updated2010 · 47% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0008X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neuromuscular Medicine (Psychiatry & Neurology) Physician providers in Massachusetts

There are 17 neuromuscular medicine (psychiatry & neurology) physician records in Massachusetts.

The 8 neuromuscular medicine (psychiatry & neurology) physician records with the nearest ZIP codes

  1. Karine Garneau, MDBoston, MA 021141306222377
  2. Mark Levine, MD, MABoston, MA 021141821674763
  3. Christopher HahnBoston, MA 021151184030082
  4. Leslie Hayes, M.D.Boston, MA 021151629422589
  5. Nadim Jiwa, MB BSBoston, MA 021151144700535
  6. Carrie LiBoston, MA 021151982280350
  7. Wendy Liew, M.D.Boston, MA 021151457624249
  8. Emer McGrath, MBBCHBoston, MA 021151629418264

Common questions

What is Steve Sang Woo Han, MD, PHD's NPI number?

Steve Sang Woo Han, MD, PHD's National Provider Identifier (NPI) is 1235252149, issued on Apr 6, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Steve Sang Woo Han, MD, PHD located?

The NPPES record lists a practice address at 55 Fruit Street, Mgh, Boston, MA, 02114. Phone: (617) 726-5533. Providers update this record themselves, so call before visiting.

How can I verify Steve Sang Woo Han, MD, PHD's license?

NPPES lists Massachusetts license number 238332, 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. 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.