John G Miller MD
NPI 1215948948 · General Practice Physician · Newport Beach, CA
John G Miller MD is a General Practice Physician organization in Newport Beach, CA (NPI 1215948948).
Provider details
- NPI number
- 1215948948
- Entity type
- Organization
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- John Miller, Owner(949) 645-6412
- License
- A24265 (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
- 2006-08-10
- Last updated
- 2007-11-19
Frequently asked questions
- What is John G Miller MD's NPI number?
- John G Miller MD's National Provider Identifier (NPI) is 1215948948, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is John G Miller MD?
- John G Miller MD is classified in the NPPES registry as General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is John G Miller MD located?
- John G Miller MD's practice location on file with NPPES is 355 Placentia Ave. Suite 103, Newport Beach, CA 92663.
- What is John G Miller MD's phone number?
- The practice phone number listed in the NPPES registry for John G Miller MD is (949) 645-6412.
- Who is the authorized official for John G Miller MD?
- The authorized official listed on John G Miller MD's NPPES record is John Miller, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is John G Miller MD's NPI active?
- Yes — John G Miller MD's NPI (1215948948) is active in the NPPES registry as of the last update on 2007-11-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.