William Charles Olcott
Psychiatry Physician · Middleboro, MA
William Charles Olcott is a psychiatry physician with a practice address in Middleboro, Massachusetts, and NPI 1114414828, issued on Apr 18, 2018. Check the license (Massachusetts 289465, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- William Charles Olcott
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 289465 MA
Self-reported in NPPES; status is on the state search - Practice location
- 23 Isaac St, Middleboro, MA 02346
- Phone
- (774) 419-1169
- Enumerated
- Apr 18, 2018
- Record last updated
- Jul 19, 2022
- Medicare enrollment
- Enrolled (PECOS I20220713002509); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 2,736 in Massachusetts → Look up another NPI →
Also registered at 23 Isaac St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ashley Audet, COTAOccupational Therapy Assistant1710255435
- Christie Barboza, LCSWClinical Social Worker1770198749
- Anne BarryPsychiatric/Mental Health Nurse Practitioner1982188017
- Sara Bianchi, COTAOccupational Therapy Assistant1134498058
- Lia BrossiClinical Social Worker1184595803
- Justine Callaghan, DPTPhysical Therapist1023219854
Verify William Charles Olcott in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 289465Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
84% fewer Medicare Part D claims than the average psychiatry physician in 2024
157 Medicare Part D claims for 28 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.
Most prescribed
- Clonidine Hcl23 claims
- Trazodone Hcl11 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): 75.5 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- North End Community Health Committee, Inc.Boston, MA
- The Mclean Hospital CorporationMiddleboro, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William Charles Olcott among 2,736 psychiatry physician records in Massachusetts
William Charles Olcott 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 2018, is newer than 85% of them.
- NPI issued2018 · 85% of these records are older, 11% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileYes · 45% of these records are
- Graduated2018 · median 2005 among the 1,219 with a school on file
- Record last updated2022 · 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).
11 psychiatry physician records list a practice address in Middleboro
They are 11 of the 361 NPPES records with a practice address in Middleboro, and 2,736 psychiatry physician records in Massachusetts.
All 2,736 in Massachusetts → Every provider in Middleboro → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Edgardo Angeles, M.D.Middleboro, MA 023461942208251
- Terrance DolanMiddleboro, MA 023461144781006
- Joan Gerring, M.D.Middleboro, MA 023461205880648
- Sanjali Kumar, MDMiddleboro, MA 023461972009033
- Dani Ray, MDMiddleboro, MA 023461467402560
- Mark Rudolph, M.D.Middleboro, MA 023461366490534
- Dhanatcha Sadetaporn, MDMiddleboro, MA 023461295476844
- Efrat Shavit, M.D.Middleboro, MA 023461396069951
Common questions
What is William Charles Olcott's NPI number?
William Charles Olcott's National Provider Identifier (NPI) is 1114414828, issued on Apr 18, 2018. An NPI identifies a provider in billing; it is not a license.
Where is William Charles Olcott located?
The NPPES record lists a practice address at 23 Isaac St, Middleboro, MA, 02346. Phone: (774) 419-1169. Providers update this record themselves, so call before visiting.
How can I verify William Charles Olcott's license?
NPPES lists Massachusetts license number 289465, 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 William Charles Olcott prescribe under Medicare Part D?
In 2024, William Charles Olcott had 157 Medicare Part D claims for 28 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.
What is William Charles Olcott's MIPS final score?
The 2023 MIPS final score is 75.5 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.