Mercie Health LLC
NPI 1821674961 · Psychiatry Physician · Katy, TX
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mercie Health LLC is a Psychiatry Physician organization in Katy, TX (NPI 1821674961).
Provider details
- NPI number
- 1821674961
- Entity type
- Organization
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Sylvia Nwakanma, Nurse Practitioner/Ceo(832) 404-2957
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Family Medicine Physician207Q00000X
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 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
- 2021-03-19
- Last updated
- 2023-08-08
- Certified
- 2023-08-08
Frequently asked questions
- What is Mercie Health LLC's NPI number?
- Mercie Health LLC's National Provider Identifier (NPI) is 1821674961, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Mercie Health LLC?
- Mercie Health LLC is classified in the NPPES registry as Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Mercie Health LLC located?
- Mercie Health LLC's practice location on file with NPPES is 25031 Westheimer Pkwy Ste 500, Katy, TX 77494-7317.
- What is Mercie Health LLC's phone number?
- The practice phone number listed in the NPPES registry for Mercie Health LLC is (832) 562-0553.
- Does Mercie Health LLC accept Medicare?
- Mercie Health LLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Mercie Health LLC?
- The authorized official listed on Mercie Health LLC's NPPES record is Sylvia Nwakanma, Nurse Practitioner/Ceo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Mercie Health LLC's NPI active?
- Yes — Mercie Health LLC's NPI (1821674961) is active in the NPPES registry as of the last update on 2023-08-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.