Alexandra Hammerquist, MD
NPI 1518581446 · Obstetrics & Gynecology Physician · Houston, TX
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexandra Hammerquist, MD is a Obstetrics & Gynecology Physician provider in Houston, TX (NPI 1518581446).
Provider details
- NPI number
- 1518581446
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 2020014714 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 615 S New Ballas RdSaint Louis, MO 63141-8221Phone: (314) 251-6000
Registry dates
- Enumerated
- 2020-06-06
- Last updated
- 2024-08-08
- Certified
- 2024-08-08
Frequently asked questions
- What is Alexandra Hammerquist's NPI number?
- Alexandra Hammerquist's National Provider Identifier (NPI) is 1518581446, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexandra Hammerquist's specialty?
- Alexandra Hammerquist is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Alexandra Hammerquist located?
- Alexandra Hammerquist's practice location on file with NPPES is 1504 Taub Loop, Houston, TX 77030-1608.
- What is Alexandra Hammerquist's phone number?
- The practice phone number listed in the NPPES registry for Alexandra Hammerquist is (713) 873-8890.
- Does Alexandra Hammerquist accept Medicare?
- Alexandra Hammerquist is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexandra Hammerquist's NPI active?
- Yes — Alexandra Hammerquist's NPI (1518581446) is active in the NPPES registry as of the last update on 2024-08-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.