Timothy R. Wallace, PHD
Psychologist · Boston, MA
Timothy R. Wallace, PHD is a psychologist with a practice address in Boston, Massachusetts, and NPI 1437149739, issued on Oct 27, 2005. Check the license (Massachusetts 4282, 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
- Timothy R. Wallace
- Credential
- PHD
- Primary taxonomy
- Psychologist 103T00000X
- License number
- 4282 MA
Self-reported in NPPES; status is on the state search - Practice location
- 125 Nashua Street, Boston, MA 02114
- Phone
- (617) 573-2694
- Enumerated
- Oct 27, 2005
- Record last updated
- Jul 13, 2026
- Fax
- (217) 573-2229
- Medicaid ID
- 0395471 MA
- Entity
- Type 1 · individual
8 nearest psychologist records → All 2,367 in Massachusetts → Look up another NPI →
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Verify Timothy R. Wallace in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 4282Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Timothy R. Wallace among 2,367 psychologist records in Massachusetts
Timothy R. Wallace, 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 fileNo · 21% of these records are
- Record last updated2026 · 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).
457 psychologist records list a practice address in Boston
They are 457 of the 41,865 NPPES records with a practice address in Boston, 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 Boston → Psychologist nationwide →
The 8 psychologist records with the nearest ZIP codes
- John Ablon, PHDBoston, MA 021141629068929
- Kaaren Bekken, PHDBoston, MA 021141235129842
- Mark Blais, PHDBoston, MA 021141871583047
- Corinne Cather, PHDBoston, MA 021141174513725
- Robin Deutsch, PHDBoston, MA 021141841280658
- Stephen Durant, EDDBoston, MA 021141346230513
- Sherman Eisenthal, PHDBoston, MA 021141598755779
- Amy Farabaugh, PHDBoston, MA 021141427048610
Common questions
What is Timothy R. Wallace, PHD's NPI number?
Timothy R. Wallace, PHD's National Provider Identifier (NPI) is 1437149739, issued on Oct 27, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Timothy R. Wallace, PHD located?
The NPPES record lists a practice address at 125 Nashua Street, Boston, MA, 02114. Phone: (617) 573-2694. Providers update this record themselves, so call before visiting.
How can I verify Timothy R. Wallace, PHD's license?
NPPES lists Massachusetts license number 4282, 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.