NPPES file of Aug 9, 2026

Sara M. Bolton, MD

Psychiatry Physician · Concord, MA

Sara M. Bolton, MD is a psychiatry physician with a practice address in Concord, Massachusetts, and NPI 1629053640, issued on Dec 13, 2005. Check the license (Massachusetts 78818, 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
1629053640
Name
Sara M. Bolton
Credential
MD
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
78818 MA
Self-reported in NPPES; status is on the state search
Practice location
91 Main St Ste 203, Concord, MA 01742
Phone
(617) 699-3406
Enumerated
Dec 13, 2005
Record last updated
Mar 16, 2026
Fax
(978) 369-1924
Medicare enrollment
Enrolled (PECOS I20050516000718); accepts Medicare assignment
Medical or professional school
Harvard Medical School, 1992
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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Verify Sara M. Bolton 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 78818
    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

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74% fewer Medicare Part D claims than the average psychiatry physician in 2024

258 Medicare Part D claims for 23 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.

  1. Sara Bolton258
  2. Specialty average1,000

Most prescribed

  1. Bupropion Xl25 claims
  2. Trazodone Hcl22 claims
  3. Olanzapine19 claims
  4. Lurasidone Hcl18 claims
  5. Sertraline Hcl12 claims
  6. Clonazepam11 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.

Sara M. Bolton among 2,736 psychiatry physician records in Massachusetts

Sara M. Bolton, MD is one of 2,736 psychiatry physician records with a practice address in Massachusetts. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 90% newer
  • In a Medicare fileYes · 65% of these records are
  • In the CMS Doctors and Clinicians fileYes · 45% of these records are
  • Graduated1992 · median 2005 among the 1,219 with a school on file
  • Record last updated2026 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

23 psychiatry physician records list a practice address in Concord

They are 23 of the 1,078 NPPES records with a practice address in Concord, and 2,736 psychiatry physician records in Massachusetts.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Sarah Birss, M.D.Concord, MA 017421316002454
  2. Aaron Frenz, M.D.Concord, MA 017421013906734
  3. Robert Hopkins, MDConcord, MA 017421063522845
  4. Neal Kass, M.D.Concord, MA 017421700939840
  5. Sharyn Lenhart, M.D.Concord, MA 017421952450629
  6. Sten Lofgren, M.D.Concord, MA 017421417904178
  7. Margaret McKenna, M.D.Concord, MA 017421316998784
  8. Jennifer Park, MDConcord, MA 017421063402147

Common questions

What is Sara M. Bolton, MD's NPI number?

Sara M. Bolton, MD's National Provider Identifier (NPI) is 1629053640, issued on Dec 13, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Sara M. Bolton, MD located?

The NPPES record lists a practice address at 91 Main St Ste 203, Concord, MA, 01742. Phone: (617) 699-3406. Providers update this record themselves, so call before visiting.

How can I verify Sara M. Bolton, MD's license?

NPPES lists Massachusetts license number 78818, 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 Sara M. Bolton, MD prescribe under Medicare Part D?

In 2024, Sara M. Bolton, MD had 258 Medicare Part D claims for 23 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.

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.