David Irvine, M.D.
NPI 1821109455 · Family Medicine Physician · Crystal River, FL
David Irvine, M.D. is a Family Medicine Physician provider in Crystal River, FL (NPI 1821109455).
Provider details
- NPI number
- 1821109455
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- ME92606 (FL)
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
- 2006-08-31
- Last updated
- 2013-04-29
Frequently asked questions
- What is David Irvine's NPI number?
- David Irvine's National Provider Identifier (NPI) is 1821109455, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Irvine's specialty?
- David Irvine is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is David Irvine located?
- David Irvine's practice location on file with NPPES is 700 Se 5th Ter Ste 7, Crystal River, FL 34429-4876.
- What is David Irvine's phone number?
- The practice phone number listed in the NPPES registry for David Irvine is (352) 563-1720.
- Is David Irvine's NPI active?
- Yes — David Irvine's NPI (1821109455) is active in the NPPES registry as of the last update on 2013-04-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.