Henry W. Stoll, PA
Medical Physician Assistant · Somerville, MA
Henry W. Stoll, PA is a medical physician assistant with a practice address in Somerville, Massachusetts, and NPI 1013984582, issued on Mar 3, 2006. Check the license (Massachusetts 591, as entered in NPPES) with the Massachusetts board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Henry W. Stoll
- Credential
- PA
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- 591 MA
Self-reported in NPPES; status is on the state search - Practice location
- 40 Holland St, Somerville, MA 02144
- Phone
- (617) 629-6000
- Enumerated
- Mar 3, 2006
- Record last updated
- Jul 13, 2026
- Fax
- (617) 629-6070
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 886 in Massachusetts → Look up another NPI →
Also registered at 40 Holland St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Henry W. Stoll in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 591Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Henry W. Stoll among 886 medical physician assistant records in Massachusetts
Henry W. Stoll, PA 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 not. Its NPI, issued in 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 78% newer
- In a Medicare fileNo · 78% of these records are
- In the CMS Doctors and Clinicians fileNo · 63% of these records are
- Record last updated2026 · 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).
Medical Physician Assistant providers in Massachusetts
There are 886 medical physician assistant records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 886 in Massachusetts → Every provider in Somerville → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Richard Flannery, PASomerville, MA 021441407810252
- Alyson Hope, PA-CSomerville, MA 021441912205873
- Olivia LavoieSomerville, MA 021441790418770
- Rebecca Freeman, PA-CSomerville, MA 021451679960371
- Juliane Liberus, PA-CSomerville, MA 021431033468467
- Veronica Wu, PA-CSomerville, MA 021451427497015
- Amber Giesmann, PA-CMalden, MA 021481790238905
- Freud Louimarre, PAMalden, MA 021481477204956
Common questions
What is Henry W. Stoll, PA's NPI number?
Henry W. Stoll, PA's National Provider Identifier (NPI) is 1013984582, issued on Mar 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Henry W. Stoll, PA located?
The NPPES record lists a practice address at 40 Holland St, Somerville, MA, 02144. Phone: (617) 629-6000. Providers update this record themselves, so call before visiting.
How can I verify Henry W. Stoll, PA's license?
NPPES lists Massachusetts license number 591, 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. 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.