Irvin Jondahl, MD
NPI 1912935958 · Family Medicine Physician · Denison, TX
Enrolled with Medicare as Order and Referring Only - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Irvin Jondahl, MD is a Family Medicine Physician provider in Denison, TX (NPI 1912935958).
Provider details
- NPI number
- 1912935958
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- J5363 (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
- 2006-06-29
- Last updated
- 2008-09-10
Frequently asked questions
- What is Irvin Jondahl's NPI number?
- Irvin Jondahl's National Provider Identifier (NPI) is 1912935958, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Irvin Jondahl's specialty?
- Irvin Jondahl is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Irvin Jondahl located?
- Irvin Jondahl's practice location on file with NPPES is 1014 Memorial Dr, Denison, TX 75020-2079.
- What is Irvin Jondahl's phone number?
- The practice phone number listed in the NPPES registry for Irvin Jondahl is (903) 416-6000.
- Does Irvin Jondahl accept Medicare?
- Irvin Jondahl is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Irvin Jondahl's NPI active?
- Yes — Irvin Jondahl's NPI (1912935958) is active in the NPPES registry as of the last update on 2008-09-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.