Deeling Teng, MD
NPI 1578576815 · Internal Medicine Physician · Fountain Valley, CA
Deeling Teng, MD is a Internal Medicine Physician provider in Fountain Valley, CA (NPI 1578576815).
Provider details
- NPI number
- 1578576815
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A68260 (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
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
- 2006-08-15
- Last updated
- 2022-01-10
- Certified
- 2022-01-10
Frequently asked questions
- What is Deeling Teng's NPI number?
- Deeling Teng's National Provider Identifier (NPI) is 1578576815, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Deeling Teng's specialty?
- Deeling Teng is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Deeling Teng located?
- Deeling Teng's practice location on file with NPPES is 17360 Brookhurst St, Fountain Valley, CA 92708-3720.
- What is Deeling Teng's phone number?
- The practice phone number listed in the NPPES registry for Deeling Teng is (714) 377-2900.
- Is Deeling Teng's NPI active?
- Yes — Deeling Teng's NPI (1578576815) is active in the NPPES registry as of the last update on 2022-01-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.