Tammy Giannopoulos, LLC
NPI 1295139012 · Mental Health Clinic/Center (Including Community Mental Health Center) · Greenfield, WI
Tammy Giannopoulos, LLC is a Mental Health Clinic/Center (Including Community Mental Health Center) organization in Greenfield, WI (NPI 1295139012).
Provider details
- NPI number
- 1295139012
- Entity type
- Organization
- Primary specialty
- Mental Health Clinic/Center (Including Community Mental Health Center)Ambulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Tammy Giannopoulos, Psychotherapist(414) 331-8167
- License
- 7779-123 (WI)
Specialties & taxonomies
- Mental Health Clinic/Center (Including Community Mental Health Center)Primary261QM0801XLicense 7779-123 (WI)
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-10-22
- Last updated
- 2014-10-22
Frequently asked questions
- What is Tammy Giannopoulos, LLC's NPI number?
- Tammy Giannopoulos, LLC's National Provider Identifier (NPI) is 1295139012, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Tammy Giannopoulos, LLC?
- Tammy Giannopoulos, LLC is classified in the NPPES registry as Mental Health Clinic/Center (Including Community Mental Health Center) (Ambulatory Health Care Facilities).
- Where is Tammy Giannopoulos, LLC located?
- Tammy Giannopoulos, LLC's practice location on file with NPPES is 4402 S 68th St Suite 100, Greenfield, WI 53220.
- What is Tammy Giannopoulos, LLC's phone number?
- The practice phone number listed in the NPPES registry for Tammy Giannopoulos, LLC is (414) 331-8167.
- Who is the authorized official for Tammy Giannopoulos, LLC?
- The authorized official listed on Tammy Giannopoulos, LLC's NPPES record is Tammy Giannopoulos, Psychotherapist. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Tammy Giannopoulos, LLC's NPI active?
- Yes — Tammy Giannopoulos, LLC's NPI (1295139012) is active in the NPPES registry as of the last update on 2014-10-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.