Gregory Roumbanis, LMFT
NPI 1114438074 · Marriage & Family Therapist · San Jose, CA
Gregory Roumbanis, LMFT is a Marriage & Family Therapist provider in San Jose, CA (NPI 1114438074).
Provider details
- NPI number
- 1114438074
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- LMFT
- Sex
- Male
- Sole proprietor
- Yes
- License
- 99783 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
- 2017-10-18
- Last updated
- 2017-10-18
Frequently asked questions
- What is Gregory Roumbanis's NPI number?
- Gregory Roumbanis's National Provider Identifier (NPI) is 1114438074, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Roumbanis's specialty?
- Gregory Roumbanis is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Gregory Roumbanis located?
- Gregory Roumbanis's practice location on file with NPPES is 4855 Atherton Ave Ste 201, San Jose, CA 95130-1026.
- What is Gregory Roumbanis's phone number?
- The practice phone number listed in the NPPES registry for Gregory Roumbanis is (408) 645-0887.
- Is Gregory Roumbanis's NPI active?
- Yes — Gregory Roumbanis's NPI (1114438074) is active in the NPPES registry as of the last update on 2017-10-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.