Douglas Glendon, HIS 28
Specialist · North Reading, MA
Douglas Glendon, HIS 28 is a specialist with a practice address in North Reading, Massachusetts, and NPI 1689013724, issued on Jun 21, 2013. Check the license (Massachusetts S41684644, 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
- Douglas Glendon
- Credential
- HIS 28
- Primary taxonomy
- Specialist 174400000X
- License number
- S41684644 MA
Self-reported in NPPES; status is on the state search - Practice location
- 15 Chestnut St, North Reading, MA 01864
- Phone
- (978) 664-2374
- Enumerated
- Jun 21, 2013
- Record last updated
- Jun 21, 2013 (not updated in 13 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest specialist records → All 1,096 in Massachusetts → Look up another NPI →
Verify Douglas Glendon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license S41684644Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Douglas Glendon among 1,096 specialist records in Massachusetts
Douglas Glendon, HIS 28 is one of 1,096 specialist records with a practice address in Massachusetts. 15% 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 2013, is newer than 69% of them.
- NPI issued2013 · 69% of these records are older, 27% newer
- In a Medicare fileNo · 15% of these records are
- In the CMS Doctors and Clinicians fileNo · 12% of these records are
- Record last updated2013 · 82% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
3 specialist records list a practice address in North Reading
They are 3 of the 148 NPPES records with a practice address in North Reading, and 1,096 specialist records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,096 in Massachusetts → Every provider in North Reading → Specialist nationwide →
The 8 specialist records with the nearest ZIP codes
- Amy Casu, P.TNorth Reading, MA 018641467572800
- Mehran Shahsavari, M.D.North Reading, MA 018641780639203
- Michelle Cochran, MDNorth Chelmsford, MA 018631427059005
- Minerva Domingo, MDN Chelmsford, MA 018631639170210
- Karen Fortune, MDN Chelmsford, MA 018631316901127
- William Galvin, MDNorth Chelmsford, MA 018631780685909
- Amanda Holmes, P.T.North Chelmsford, MA 018631528218682
- Sheri Purdy, CLT,OTR/LNorth Billerica, MA 018621265715213
Common questions
What is Douglas Glendon, HIS 28's NPI number?
Douglas Glendon, HIS 28's National Provider Identifier (NPI) is 1689013724, issued on Jun 21, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Douglas Glendon, HIS 28 located?
The NPPES record lists a practice address at 15 Chestnut St, North Reading, MA, 01864. Phone: (978) 664-2374. Providers update this record themselves, so call before visiting.
How can I verify Douglas Glendon, HIS 28's license?
NPPES lists Massachusetts license number S41684644, 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.