Nicholas H. Apostoleris, PHD
Clinical Psychologist · Fitchburg, MA
Nicholas H. Apostoleris, PHD is a clinical psychologist with a practice address in Fitchburg, Massachusetts, and NPI 1508887142, issued on Jul 21, 2006. Check the license (Massachusetts 7958, 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
- Nicholas H. Apostoleris
- Credential
- PHD
- Primary taxonomy
- Clinical Psychologist 103TC0700X
- License number
- 7958 MA
Self-reported in NPPES; status is on the state search - Practice location
- 326 Nichols RD, Fitchburg, MA 01420
- Phone
- (978) 343-5270
- Enumerated
- Jul 21, 2006
- Record last updated
- Aug 27, 2014 (not updated in 12 years: call before relying on the address or phone)
- Medicaid ID
- 1319833 MA
- Entity
- Type 1 · individual
Also registered at 326 Nichols RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Gretchen AcevedoRegistered Nurse1881303261
- Mohamed AhmedStudent in an Organized Health Care Education/Training Program1619819224
- Mustafa AlhaddadDentist1811844186
- Yazan Almansour, BDSDentist1306655691
- Brandy AlweissSocial Worker1891419735
- Emelia Amfo-AcheampomaahStudent in an Organized Health Care Education/Training Program1184568651
Verify Nicholas H. Apostoleris in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 7958Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
12 clinical psychologist records list a practice address in Fitchburg
They are 12 of the 1,119 NPPES records with a practice address in Fitchburg, and 3,185 clinical psychologist records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 12 in Fitchburg → All 3,185 in Massachusetts → Every provider in Fitchburg →
Other clinical psychologist records in Massachusetts
- Elizabeth AbbateRevere, MA1992053748
- Deborah Abber, PH.D.Westford, MA1568885846
- Caroline Abbott, PHDBrockton, MA1699478446
- Roger Abdell, ED.DNewton Centre, MA1225110281
- Kenneth Abdul-Karim, PH.D.Mashpee, MA1689850661
- Tahirah Abdullah-Swain, PHDBoston, MA1306417456
- Susan Abelson, PH.D.Cambridge, MA1447306154
- Kristen Aberle, PSYDBoston, MA1619308772
- Gridth Ablon, PHDChesnut Hill, MA1538380480
- Lawrence Abrams, PH.D.Canton, MA1013985993
Common questions
What is Nicholas H. Apostoleris, PHD's NPI number?
Nicholas H. Apostoleris, PHD's National Provider Identifier (NPI) is 1508887142, issued on Jul 21, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Nicholas H. Apostoleris, PHD located?
The NPPES record lists a practice address at 326 Nichols RD, Fitchburg, MA, 01420. Phone: (978) 343-5270. Providers update this record themselves, so call before visiting.
How can I verify Nicholas H. Apostoleris, PHD's license?
NPPES lists Massachusetts license number 7958, 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.