Karen Jacobson, M.D.
NPI 1639149362 · Emergency Medicine Physician · Austin, TX
Karen Jacobson, M.D. is a Emergency Medicine Physician provider in Austin, TX (NPI 1639149362).
Provider details
- NPI number
- 1639149362
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- F9615 (TX)
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
20 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
- 2006-01-25
- Last updated
- 2007-08-09
Frequently asked questions
- What is Karen Jacobson's NPI number?
- Karen Jacobson's National Provider Identifier (NPI) is 1639149362, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Jacobson's specialty?
- Karen Jacobson is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Karen Jacobson located?
- Karen Jacobson's practice location on file with NPPES is 10611 Macmora Rd, Austin, TX 78758-4615.
- What is Karen Jacobson's phone number?
- The practice phone number listed in the NPPES registry for Karen Jacobson is (512) 491-9676.
- Is Karen Jacobson's NPI active?
- Yes — Karen Jacobson's NPI (1639149362) is active in the NPPES registry as of the last update on 2007-08-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.