NPPES file of Aug 9, 2026

Spectrum Psychiatric Group PC in Hamden, CT

This location of Spectrum Psychiatric Group bills under NPI 1558420653, an organization record issued on Dec 6, 2006 with the primary taxonomy Psychiatry Physician. It is one of 2 NPIs registered under this name and one of 2 in Hamden; each clinician who sees you there has their own NPI and license.

CMS NPPES registry, file of Aug 9, 2026 · method · Verify with CMS →

Organization recordNPPES, Aug 2026
1558420653
Legal name
Spectrum Psychiatric Group PC
Entity
Type 2 · organization
Primary taxonomy
Psychiatry Physician 2084P0800X
Practice location
60 WASHINGTON AVE SUITE 304, Hamden, CT 06518
Phone
203-281-2890
Enumerated
Dec 6, 2006
Record updated
Aug 22, 2020
Authorized official
Managing Partner (title as filed)
Public record from the NPPES NPI Registry (open it on CMS). An NPI identifies who bills; it is not a facility license.

The other Hamden NPI

  1. Spectrum Psychiatric Group PC60 WASHINGTON AVE 304 · issued Jan 3, 20081518142058

12 clinicians CMS lists with Spectrum Psychiatric Group in Hamden

  1. Kristi Cavallo, LCSWClinical Social Worker1518303890
  2. Anthony Colombrito, LPCCounselor1679722235
  3. Ann Cook, MSW, LSW, BSW, LCSWClinical Social Worker1801069901
  4. Rachel KatzPsychiatry Physician1912240474
  5. Karen Orzack-Moore, LCSWClinical Social Worker1245343524
  6. Robert Ostroff, MDPsychiatry Physician1477567840
  7. Mary Powell, APRNPsychiatric/Mental Health Nurse Practitioner1932200300
  8. Enrique Tello, MDPsychiatry Physician1154319416
  9. Stefanie Thach, LCSWClinical Social Worker1902140890
  10. Kelly Vanasse, PMHNPPsychiatric/Mental Health Nurse Practitioner1912665050
  11. Michael Vollmar, MDPsychiatry Physician1922012392
  12. Samuel Wilkinson, MDPsychiatry Physician1265736169

Source: CMS Doctors and Clinicians group affiliations, matched by practice name and city.

All 2 Spectrum Psychiatric Group NPIs

Every location registered under this name, in 1 city.

See every location

Checking an organization

  1. Confirm the business with the Connecticut secretary of state.
  2. Check the HHS-OIG exclusion list for the organization.
  3. Verify each clinician on their own record and the state license search.

Common questions

Is an organization NPI a license?

No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.

Which Hamden NPI should I use?

Ask the office which NPI it bills under; all 2 Hamden NPIs are registered under the same name.

Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.