Mary Sidiropoulos-Glennan, MS, APCC, AMFT
NPI 1538058391 · Marriage & Family Therapist · Kingwood, TX
Mary Sidiropoulos-Glennan, MS, APCC, AMFT is a Marriage & Family Therapist provider in Kingwood, TX (NPI 1538058391).
Provider details
- NPI number
- 1538058391
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- MS, APCC, AMFT
- Sex
- Female
- Sole proprietor
- No
- License
- 19060 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
Under 1 yr in 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
- 2025-06-28
- Last updated
- 2025-06-28
- Certified
- 2025-06-28
Frequently asked questions
- What is Mary Sidiropoulos-Glennan's NPI number?
- Mary Sidiropoulos-Glennan's National Provider Identifier (NPI) is 1538058391, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Sidiropoulos-Glennan's specialty?
- Mary Sidiropoulos-Glennan is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Mary Sidiropoulos-Glennan located?
- Mary Sidiropoulos-Glennan's practice location on file with NPPES is 2307 Twin Grove Dr, Kingwood, TX 77339-2517.
- What is Mary Sidiropoulos-Glennan's phone number?
- The practice phone number listed in the NPPES registry for Mary Sidiropoulos-Glennan is (818) 427-3889.
- Is Mary Sidiropoulos-Glennan's NPI active?
- Yes — Mary Sidiropoulos-Glennan's NPI (1538058391) is active in the NPPES registry as of the last update on 2025-06-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.