John Spieker, M.D.
NPI 1750386595 · Anesthesiology Physician · Dallas, TX
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Spieker, M.D. is a Anesthesiology Physician provider in Dallas, TX (NPI 1750386595).
Provider details
- NPI number
- 1750386595
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- J8137 (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
21 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
- 2005-06-17
- Last updated
- 2023-05-22
- Certified
- 2023-05-22
Frequently asked questions
- What is John Spieker's NPI number?
- John Spieker's National Provider Identifier (NPI) is 1750386595, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Spieker's specialty?
- John Spieker is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is John Spieker located?
- John Spieker's practice location on file with NPPES is 3625 N Hall St Ste 800, Dallas, TX 75219-5106.
- What is John Spieker's phone number?
- The practice phone number listed in the NPPES registry for John Spieker is (214) 252-3500.
- Does John Spieker accept Medicare?
- John Spieker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Spieker's NPI active?
- Yes — John Spieker's NPI (1750386595) is active in the NPPES registry as of the last update on 2023-05-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.