OrganizationActive
Emg
NPI 1003995101 · Family Medicine Physician · Spring Valley, CA
Emg is a Family Medicine Physician organization in Spring Valley, CA (NPI 1003995101).
Provider details
- NPI number
- 1003995101
- Entity type
- Organization
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Terry Winegar, Medical Director(619) 444-7454
- License
- 16585 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
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
10225 Austin Dr
Ste #103
Spring Valley, CA 91978-1500
Phone: (619) 660-6719
Fax: (619) 660-5934
Street-level locationGet directions
Mailing address
10225 Austin Dr
Spring Valley, CA 91978-1500
Registry dates
- Enumerated
- 2006-11-02
- Last updated
- 2008-06-20
Frequently asked questions
- What is Emg's NPI number?
- Emg's National Provider Identifier (NPI) is 1003995101, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Emg?
- Emg is classified in the NPPES registry as Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Emg located?
- Emg's practice location on file with NPPES is 10225 Austin Dr, Spring Valley, CA 91978-1500.
- What is Emg's phone number?
- The practice phone number listed in the NPPES registry for Emg is (619) 660-6719.
- Who is the authorized official for Emg?
- The authorized official listed on Emg's NPPES record is Terry Winegar, Medical Director. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Emg's NPI active?
- Yes — Emg's NPI (1003995101) is active in the NPPES registry as of the last update on 2008-06-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.