Joanne Grandfield, PA-C
Medical Physician Assistant · Stoughton, MA
Joanne Grandfield, PA-C is a medical physician assistant with a practice address in Stoughton, Massachusetts, and NPI 1154540052, issued on Apr 25, 2007. Check the license (Massachusetts 159, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Joanne Grandfield
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- 159 MA
Self-reported in NPPES; status is on the state search - Practice location
- 150 York St, Stoughton, MA 02072
- Phone
- (781) 344-0600
- Enumerated
- Apr 25, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20080724000394); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 886 in Massachusetts → Look up another NPI →
Also registered at 150 York St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Joanne Grandfield in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 159Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Rehabilitation Medical Associates PCBraintree, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Joanne Grandfield among 886 medical physician assistant records in Massachusetts
Joanne Grandfield, PA-C is one of 886 medical physician assistant records with a practice address in Massachusetts. 78% 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 22% of them.
- NPI issued2007 · 22% of these records are older, 69% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1989 · median 2015 among the 559 with a school on file
- Record last updated2007 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
6 medical physician assistant records list a practice address in Stoughton
They are 6 of the 771 NPPES records with a practice address in Stoughton, and 886 medical physician assistant records in Massachusetts.
All 886 in Massachusetts → Every provider in Stoughton → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Constance Barksdale, PA-CStoughton, MA 020721982743449
- Lisa Foran, PA-CStoughton, MA 020721093855298
- Stephen Noyes, PACStoughton, MA 020721386610756
- Michael Ritchie, PAStoughton, MA 020721396788436
- Michelle Ritchie, PA-CStoughton, MA 020721952690240
- Susan Gemma, PA-CSharon, MA 020671356693501
- Kimberly Bachiochi, PA-CNorwood, MA 020621801411756
- Scott Collorone, P.A.Norwood, MA 020621164899050
Common questions
What is Joanne Grandfield, PA-C's NPI number?
Joanne Grandfield, PA-C's National Provider Identifier (NPI) is 1154540052, issued on Apr 25, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Joanne Grandfield, PA-C located?
The NPPES record lists a practice address at 150 York St, Stoughton, MA, 02072. Phone: (781) 344-0600. Providers update this record themselves, so call before visiting.
How can I verify Joanne Grandfield, PA-C's license?
NPPES lists Massachusetts license number 159, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity 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.