Anthony J Chr Istoff D O
NPI 1093819021 · Family Medicine Physician · Colorado Spgs, CO
Anthony J Chr Istoff D O is a Family Medicine Physician organization in Colorado Spgs, CO (NPI 1093819021).
Provider details
- NPI number
- 1093819021
- Entity type
- Organization
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Anthony Christoff, President Physician(719) 471-9891
- License
- 34580 (CO)
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
Other names (DBA / former)
- Doing business as
- Anthony J Christof DO PC
Registry dates
- Enumerated
- 2006-09-11
- Last updated
- 2007-11-26
Frequently asked questions
- What is Anthony J Chr Istoff D O's NPI number?
- Anthony J Chr Istoff D O's National Provider Identifier (NPI) is 1093819021, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Anthony J Chr Istoff D O?
- Anthony J Chr Istoff D O is classified in the NPPES registry as Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Anthony J Chr Istoff D O located?
- Anthony J Chr Istoff D O's practice location on file with NPPES is 715 N Cascade Ave, Colorado Spgs, CO 80903-3289.
- What is Anthony J Chr Istoff D O's phone number?
- The practice phone number listed in the NPPES registry for Anthony J Chr Istoff D O is (719) 471-9891.
- Who is the authorized official for Anthony J Chr Istoff D O?
- The authorized official listed on Anthony J Chr Istoff D O's NPPES record is Anthony Christoff, President Physician. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Anthony J Chr Istoff D O's NPI active?
- Yes — Anthony J Chr Istoff D O's NPI (1093819021) is active in the NPPES registry as of the last update on 2007-11-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.