IndividualActive
Christopher Armstrong, M.D.
NPI 1912260035 · Surgery Physician · Orange, CA
Christopher Armstrong, M.D. is a Surgery Physician provider in Orange, CA (NPI 1912260035).
Provider details
- NPI number
- 1912260035
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A121758 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(79/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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
333 City Blvd W
Suite 850
Orange, CA 92868-2903
Phone: (714) 456-8598
Street-level locationGet directions
Mailing address
333 City Blvd W
Orange, CA 92868-2903
Registry dates
- Enumerated
- 2012-06-22
- Last updated
- 2012-08-24
Frequently asked questions
- What is Christopher Armstrong's NPI number?
- Christopher Armstrong's National Provider Identifier (NPI) is 1912260035, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Armstrong's specialty?
- Christopher Armstrong is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Christopher Armstrong located?
- Christopher Armstrong's practice location on file with NPPES is 333 City Blvd W, Orange, CA 92868-2903.
- What is Christopher Armstrong's phone number?
- The practice phone number listed in the NPPES registry for Christopher Armstrong is (714) 456-8598.
- Is Christopher Armstrong's NPI active?
- Yes — Christopher Armstrong's NPI (1912260035) is active in the NPPES registry as of the last update on 2012-08-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.