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Karl Erwin, M.D.
NPI 1427179043 · Internal Medicine Physician · Dallas, TX
Karl Erwin, M.D. is a Internal Medicine Physician provider in Dallas, TX (NPI 1427179043).
Provider details
- NPI number
- 1427179043
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G5026 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(89/100 index)
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
7502 Greenville Ave
Suite 600
Dallas, TX 75231-3832
Phone: (214) 750-6110
Fax: (214) 750-6002
Approximate (ZIP-level) locationGet directions
Mailing address
Po Box 630678
Irving, TX 75063-0133
Registry dates
- Enumerated
- 2007-04-02
- Last updated
- 2007-07-08
Frequently asked questions
- What is Karl Erwin's NPI number?
- Karl Erwin's National Provider Identifier (NPI) is 1427179043, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karl Erwin's specialty?
- Karl Erwin is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Karl Erwin located?
- Karl Erwin's practice location on file with NPPES is 7502 Greenville Ave, Dallas, TX 75231-3832.
- What is Karl Erwin's phone number?
- The practice phone number listed in the NPPES registry for Karl Erwin is (214) 750-6110.
- Is Karl Erwin's NPI active?
- Yes — Karl Erwin's NPI (1427179043) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.