Registry data as of Aug 27, 2026

Alfredo Chan, MD

Psychiatry Physician · Hanover, MA

Alfredo Chan, MD is a psychiatry physician with a practice address in Hanover, Massachusetts, and NPI 1891746814, issued on May 15, 2006. Check the license (Massachusetts 70653, 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, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1891746814
Name
Alfredo Chan
Credential
MD
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
70653 MA
Self-reported in NPPES; status is on the state search
Practice location
105 Webster Street, Hanover, MA 02339
Phone
(781) 878-8200
Enumerated
May 15, 2006
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 Alfredo Chan 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 70653
    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.

45% fewer Medicare Part D claims than the average psychiatry physician in 2024

558 Medicare Part D claims for 41 beneficiaries, against an average of 1,010 among the 32,287 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims.

  1. Alfredo Chan558
  2. Specialty average1,010

Most prescribed

  1. Quetiapine Fumarate84 claims
  2. Sertraline Hcl46 claims
  3. Dextroamphetamine-Amphetamine42 claims
  4. Bupropion Xl35 claims
  5. Clonidine Hcl33 claims
  6. Venlafaxine Hcl Er28 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.

2 hospital and facility affiliations

  1. South Shore Center For Wellness LtdNorwell, MA
  2. Spectrum Health Systems, IncWeymouth, MA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

3 psychiatry physician records list a Hanover practice address

They are 3 of the 276 NPPES records with a Hanover practice address, and 2,637 psychiatry physician records in Massachusetts.

Other psychiatry physician records in Massachusetts

  1. Karen Abdool, M.D., PH.DLynn, MA1942472824
  2. Harmony Abejuela, M.D.Quincy, MA1316259492
  3. Marielle Abell, PAAmherst, MA1275644072
  4. Steven Ablon, MDBoston, MA1083604839
  5. Keith Ablow, M.D.Newbury, MA1245423615
  6. Yousef Abou-Allaban, MDWalpole, MA1922040666
  7. Habiba Abozeid, MDBoston, MA1689408346
  8. Margarita Abramovich, MDPittsfield, MA1154883239
  9. Howard Abrams, MDSalem, MA1821102773
  10. David Abramson, MDCambridge, MA1376679787

Common questions

What is Alfredo Chan, MD's NPI number?

Alfredo Chan, MD's National Provider Identifier (NPI) is 1891746814, issued on May 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Alfredo Chan, MD located?

The NPPES record lists a practice address at 105 Webster Street, Hanover, MA, 02339. Phone: (781) 878-8200. Providers update this record themselves, so call before visiting.

How can I verify Alfredo Chan, MD's license?

NPPES lists Massachusetts license number 70653, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://www.mass.gov/orgs/board-of-registration-in-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Alfredo Chan, MD prescribe under Medicare Part D?

In 2024, Alfredo Chan, MD had 558 Medicare Part D claims for 41 beneficiaries; the average among psychiatry physician prescribers was 1,010. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.