Joann Ater, M.D.
NPI 1780783639 · Pediatric Hematology & Oncology Physician · Houston, TX
Joann Ater, M.D. is a Pediatric Hematology & Oncology Physician provider in Houston, TX (NPI 1780783639).
Provider details
- NPI number
- 1780783639
- Entity type
- Individual
- Primary specialty
- Pediatric Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- H4865 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2006-09-21
- Last updated
- 2009-12-03
Frequently asked questions
- What is Joann Ater's NPI number?
- Joann Ater's National Provider Identifier (NPI) is 1780783639, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joann Ater's specialty?
- Joann Ater is listed in the NPPES registry with a primary specialty of Pediatric Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Joann Ater located?
- Joann Ater's practice location on file with NPPES is 1515 Holcombe Blvd, Houston, TX 77030-4009.
- What is Joann Ater's phone number?
- The practice phone number listed in the NPPES registry for Joann Ater is (713) 792-6161.
- Is Joann Ater's NPI active?
- Yes — Joann Ater's NPI (1780783639) is active in the NPPES registry as of the last update on 2009-12-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.