SIERRA VISTA INTERNAL MEDICINE PLLC
NPI 1689612293
Family Medicine in Sierra Vista, AZ

Q: What is Sierra Vista Internal Medicine PLLC's NPI number?

The NPI number for Sierra Vista Internal Medicine PLLC is 1689612293. It was assigned to this organization in the NPPES registry on June 4, 2006.

Q: What is Sierra Vista Internal Medicine PLLC's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Active since June 04, 2006CLIA 03D0962193 · Microscopy

75 COLONIA DE SALUD, SUITE 200A, SIERRA VISTA, AZ 85635(520) 458-8145(877) 771-1056 Get Directions Write a Review

NPPES record last updated: June 10, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Sierra Vista Internal Medicine Pllc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

SIERRA VISTA INTERNAL MEDICINE PLLC (NPI 1689612293) is a healthcare organization registered as a family medicine in Sierra Vista, Arizona and active in the NPI registry since June 2006. The organization holds a CLIA Microscopy certificate valid through June 24, 2027 and lists David J Krapp, Owner, as its authorized official.

NPPES Registry Identity

NPI1689612293

Entity TypeOrganization

Primary Taxonomy207Q00000X

Legal Business NameSIERRA VISTA INTERNAL MEDICINE PLLC

Location Address75 COLONIA DE SALUD, SUITE 200ASierra Vista, AZ 85635

Mailing Address75 Colonia De Salud, Suite 200aSierra Vista, AZ 85635 · (520) 458-8145 · Fax (877) 771-1056

Phone(520) 458-8145

Fax(877) 771-1056

Organization SubpartNo

Authorized OfficialDavid J KrappOwner · (520) 458-8145

Enumeration DateJune 4, 2006

Last NPPES UpdateJune 10, 2020

NPPES CertifiedJune 10, 2020

✔ NPI 1689612293 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207Q00000X

License✔ Licensed in AZ · 23368

Definition

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

75 COLONIA DE SALUD, Sierra Vista, AZ 85635

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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Sierra Vista Internal Medicine Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Sierra Vista Internal Medicine PLLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

David Knapp, M.D.

Internal Medicine

NPI 1376735613

75 COLONIA DE SALUD SUITE 200A
Sierra Vista, AZ 85635

(520) 458-8145

✔ PECOS✔ Accepts MedicareSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate for Provider-Performed Microscopy Procedures (PPMP) 03D0962193

Sierra Vista Internal Medicine, PLLC · Sierra Vista, AZ

Active · expires Jun 24, 2027

CLIA Number03D0962193

Laboratory TypePhysician Office

Certificate Effective DateJune 25, 2025

Certificate Expiration DateJune 24, 2027

Laboratory DirectorDavid J. Knapp

Laboratory Phone(520) 458-8145

Laboratory LocationSierra Vista Internal Medicine, PLLC75 Colonia De Salud Ste 200A, Sierra Vista, AZ 85635

CLIA data matches this NPI record on: Address Name Phone

This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Sierra Vista Internal Medicine PLLC's NPI number?

The NPI number for Sierra Vista Internal Medicine PLLC is 1689612293. It was assigned to this organization in the NPPES registry on June 4, 2006.

Where is Sierra Vista Internal Medicine PLLC located?

Sierra Vista Internal Medicine PLLC is located at 75 Colonia De Salud Suite 200A, Sierra Vista, AZ 85635. The listed phone number is (520) 458-8145.

What is Sierra Vista Internal Medicine PLLC's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Sierra Vista Internal Medicine PLLC enrolled in Medicare?

Yes. Sierra Vista Internal Medicine PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Sierra Vista Internal Medicine PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Sierra Vista Internal Medicine PLLC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Sierra Vista Internal Medicine PLLC hold a CLIA laboratory certificate?

Yes. A Certificate for Provider-Performed Microscopy Procedures (PPMP) (number 03D0962193) is associated with this NPI, valid through June 24, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Sierra Vista Internal Medicine PLLC was last updated on June 10, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.