Internal Medicine & Lab Diagnostics PC
NPI 1013934983 · Internal Medicine Physician · Phoenix, AZ
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Internal Medicine & Lab Diagnostics PC is a Internal Medicine Physician organization in Phoenix, AZ (NPI 1013934983).
Provider details
- NPI number
- 1013934983
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Nada Krnjaic, Medical Director(602) 258-3122
- License
- 24505 (AZ)
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
- 2006-07-16
- Last updated
- 2007-12-11
Frequently asked questions
- What is Internal Medicine & Lab Diagnostics PC's NPI number?
- Internal Medicine & Lab Diagnostics PC's National Provider Identifier (NPI) is 1013934983, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Internal Medicine & Lab Diagnostics PC?
- Internal Medicine & Lab Diagnostics PC is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Internal Medicine & Lab Diagnostics PC located?
- Internal Medicine & Lab Diagnostics PC's practice location on file with NPPES is 333 E Virginia Ave, Phoenix, AZ 85004.
- What is Internal Medicine & Lab Diagnostics PC's phone number?
- The practice phone number listed in the NPPES registry for Internal Medicine & Lab Diagnostics PC is (602) 258-3122.
- Does Internal Medicine & Lab Diagnostics PC accept Medicare?
- Internal Medicine & Lab Diagnostics PC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Internal Medicine & Lab Diagnostics PC?
- The authorized official listed on Internal Medicine & Lab Diagnostics PC's NPPES record is Nada Krnjaic, Medical Director. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Internal Medicine & Lab Diagnostics PC's NPI active?
- Yes — Internal Medicine & Lab Diagnostics PC's NPI (1013934983) is active in the NPPES registry as of the last update on 2007-12-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.