Jessica Ellen Hammann, PH.D.
Clinical Psychologist · Weston, MA
Jessica Ellen Hammann, PH.D. is a clinical psychologist with a practice address in Weston, Massachusetts, and NPI 1013083021, issued on Nov 28, 2006. Check the license (Massachusetts 916 PSY HEALTH SERVI, 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
- Jessica Ellen Hammann
- Credential
- PH.D.
- Primary taxonomy
- Clinical Psychologist 103TC0700X
- License number
- 916 PSY HEALTH SERVI MA
Self-reported in NPPES; status is on the state search - Practice location
- 126 Pine St, Weston, MA 02493
- Phone
- (781) 899-6481
- Enumerated
- Nov 28, 2006
- Record last updated
- Aug 9, 2010 (not updated in 16 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20101122001347); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest clinical psychologist records → All 3,185 in Massachusetts → Look up another NPI →
Verify Jessica Ellen Hammann in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 916 PSY HEALTH SERVICheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Jessica Ellen Hammann among 3,185 clinical psychologist records in Massachusetts
Jessica Ellen Hammann, PH.D. is one of 3,185 clinical psychologist records with a practice address in Massachusetts. 12% 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, 70% newer
- In a Medicare fileNo · 12% of these records are
- In the CMS Doctors and Clinicians fileYes · 24% of these records are
- Graduated1974 · median 2000 among the 777 with a school on file
- Record last updated2010 · 71% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103TC0700X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
5 clinical psychologist records list a practice address in Weston
They are 5 of the 339 NPPES records with a practice address in Weston, and 3,185 clinical psychologist records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 3,185 in Massachusetts → Every provider in Weston → Clinical Psychologist nationwide →
The 8 clinical psychologist records with the nearest ZIP codes
- Rosalind Barnett, PH.D.Weston, MA 024931306091194
- Taylor Benson, PHDWeston, MA 024931528657301
- Steven Berk, PH.D.Weston, MA 024931407947963
- Tanya Childs, TANYA CHILDS, PSYDWeston, MA 024931598824344
- Heather Adams, PH.D.Needham, MA 024941447538129
- Julia Berkman, PHDNeedham, MA 024941194873893
- Jenniner Campion, PH.D.Needham, MA 024941508939547
- Rhea Chase, PH.D.Needham, MA 024921619293941
Common questions
What is Jessica Ellen Hammann, PH.D.'s NPI number?
Jessica Ellen Hammann, PH.D.'s National Provider Identifier (NPI) is 1013083021, issued on Nov 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jessica Ellen Hammann, PH.D. located?
The NPPES record lists a practice address at 126 Pine St, Weston, MA, 02493. Phone: (781) 899-6481. Providers update this record themselves, so call before visiting.
How can I verify Jessica Ellen Hammann, PH.D.'s license?
NPPES lists Massachusetts license number 916 PSY HEALTH SERVI, 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.