Dennis Haghighat, M.D.
NPI 1568449171 · Internal Medicine Physician · Mission Viejo, CA
Dennis Haghighat, M.D. is a Internal Medicine Physician provider in Mission Viejo, CA (NPI 1568449171).
Provider details
- NPI number
- 1568449171
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G61750 (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
- 2005-12-23
- Last updated
- 2008-11-06
Frequently asked questions
- What is Dennis Haghighat's NPI number?
- Dennis Haghighat's National Provider Identifier (NPI) is 1568449171, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dennis Haghighat's specialty?
- Dennis Haghighat is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Dennis Haghighat located?
- Dennis Haghighat's practice location on file with NPPES is 26800 Crown Valley Pkwy, Mission Viejo, CA 92691-6306.
- What is Dennis Haghighat's phone number?
- The practice phone number listed in the NPPES registry for Dennis Haghighat is (949) 364-6000.
- Is Dennis Haghighat's NPI active?
- Yes — Dennis Haghighat's NPI (1568449171) is active in the NPPES registry as of the last update on 2008-11-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.