Guy Sapirstein, PHD
Psychologist · Cambridge, MA
Guy Sapirstein, PHD is a psychologist with a practice address in Cambridge, Massachusetts, and NPI 1437136470, issued on Dec 30, 2005. Check the license (Massachusetts 7160, 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
- Guy Sapirstein
- Credential
- PHD
- Primary taxonomy
- Psychologist 103T00000X
- License number
- 7160 MA
Self-reported in NPPES; status is on the state search - Practice location
- 263 Concord Ave Apt 1, Cambridge, MA 02138
- Phone
- (617) 964-6543
- Enumerated
- Dec 30, 2005
- Record last updated
- Oct 27, 2022
- Medicare enrollment
- Enrolled (PECOS I20160721001223); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychologist records → All 2,367 in Massachusetts → Look up another NPI →
Verify Guy Sapirstein in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 7160Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Guy Sapirstein among 2,367 psychologist records in Massachusetts
Guy Sapirstein, PHD is one of 2,367 psychologist records with a practice address in Massachusetts. 11% 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 95% newer
- In a Medicare fileNo · 11% of these records are
- In the CMS Doctors and Clinicians fileYes · 21% of these records are
- Graduated1995 · median 1997 among the 487 with a school on file
- Record last updated2022 · 68% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103T00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
184 psychologist records list a practice address in Cambridge
They are 184 of the 5,145 NPPES records with a practice address in Cambridge, and 2,367 psychologist records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 2,367 in Massachusetts → Every provider in Cambridge → Psychologist nationwide →
The 8 psychologist records with the nearest ZIP codes
- Jaine Darwin, PSY.D.Cambridge, MA 021381417980780
- Rochelle Davis, ED DCambridge, MA 021381295790095
- Aude Henin, PHDCambridge, MA 021381164412631
- Dina Hirshfeld-Becker, PHDCambridge, MA 021381851371728
- Rosalind Kearney, PSYDCambridge, MA 021381922071901
- Peter Lawner, PHDCambridge, MA 021381255315412
- Paul Levenson, PH.D.Cambridge, MA 021381174580021
- Sarah Lusk, PH.D.Cambridge, MA 021381639109788
Common questions
What is Guy Sapirstein, PHD's NPI number?
Guy Sapirstein, PHD's National Provider Identifier (NPI) is 1437136470, issued on Dec 30, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Guy Sapirstein, PHD located?
The NPPES record lists a practice address at 263 Concord Ave Apt 1, Cambridge, MA, 02138. Phone: (617) 964-6543. Providers update this record themselves, so call before visiting.
How can I verify Guy Sapirstein, PHD's license?
NPPES lists Massachusetts license number 7160, 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.