Terence Offenberger, MD
NPI 1023009586 · Internal Medicine Physician · Aliso Viejo, CA
Terence Offenberger, MD is a Internal Medicine Physician provider in Aliso Viejo, CA (NPI 1023009586).
Provider details
- NPI number
- 1023009586
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- License
- A64290 (CA)
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
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
- 2005-11-03
- Last updated
- 2007-07-08
Frequently asked questions
- What is Terence Offenberger's NPI number?
- Terence Offenberger's National Provider Identifier (NPI) is 1023009586, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Terence Offenberger's specialty?
- Terence Offenberger is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Terence Offenberger located?
- Terence Offenberger's practice location on file with NPPES is 15 Mareblu, Aliso Viejo, CA 92656-3015.
- What is Terence Offenberger's phone number?
- The practice phone number listed in the NPPES registry for Terence Offenberger is (949) 448-0656.
- Is Terence Offenberger's NPI active?
- Yes — Terence Offenberger's NPI (1023009586) 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.