CHULA VISTA INTERNAL MEDICINE & CARDIOLOGY MEDICAL GROUP
NPI 1144348962
Internal Medicine in Chula Vista, CA

Q: What is Chula Vista Internal Medicine & Cardiology Medical Group's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Active since March 27, 2007

754 MEDICAL CENTER CT, STE 100, CHULA VISTA, CA 91911(619) 421-4000(619) 421-6395 Get Directions Write a Review

NPPES record last updated: September 26, 2023. Verified against the NPPES registry weekly; last sync: November 08, 2026.

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About Chula Vista Internal Medicine & Cardiology Medical Group NPPES

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

CHULA VISTA INTERNAL MEDICINE & CARDIOLOGY MEDICAL GROUP (NPI 1144348962) is a healthcare organization registered as an internal medicine in Chula Vista, California and active in the NPI registry since March 2007. The organization lists Elizabeth J Polkinghorne, Office Manager, as its authorized official.

NPPES Registry Identity

NPI1144348962

Entity TypeOrganization

Primary Taxonomy207R00000X

Legal Business NameCHULA VISTA INTERNAL MEDICINE & CARDIOLOGY MEDICAL GROUP

Location Address754 MEDICAL CENTER CT, STE 100Chula Vista, CA 91911

Mailing Address754 Medical Center Ct, Ste 100Chula Vista, CA 91911 · (619) 421-4000 · Fax (619) 421-6395

Phone(619) 421-4000

Fax(619) 421-6395

Organization SubpartNo

Authorized OfficialElizabeth J PolkinghorneOffice Manager · (619) 421-4000

Enumeration DateMarch 27, 2007

Last NPPES UpdateSeptember 26, 2023

NPPES CertifiedSeptember 26, 2023

✔ NPI 1144348962 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

754 MEDICAL CENTER CT, Chula Vista, CA 91911

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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)

Chula Vista Internal Medicine & Cardiology Medical Group is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 4 clinicians reassign Medicare billing to Chula Vista Internal Medicine & Cardiology Medical Group, which bills Medicare for the services they deliver. Of these, 4 practice at this address. They are listed nearest first.

Clinicians, nearest first (4)

Gregory Czer, MD

Internal Medicine

NPI 1932218963

754 MEDICAL CENTER CT 100
Chula Vista, CA 91911

(619) 421-4000

✔ PECOSSame address

Marco Martinez, FNP

Nurse Practitioner

NPI 1922542182

754 MEDICAL CENTER CT
Chula Vista, CA 91911

(619) 421-4000

✔ PECOS✔ Accepts MedicareSame address

Luis San Miguel, DNP, FNP

Nurse Practitioner

NPI 1982088613

754 MEDICAL CENTER CT
Chula Vista, CA 91911

(619) 421-4470

✔ PECOSSame address

David Hansen, MD

Internal Medicine

NPI 1275647521

754 MEDICAL CENTER CT #100
Chula Vista, CA 91911

(619) 421-4000

✔ 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.

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 Chula Vista Internal Medicine & Cardiology Medical Group's NPI number?

The NPI number for Chula Vista Internal Medicine & Cardiology Medical Group is 1144348962. It was assigned to this organization in the NPPES registry on March 27, 2007.

Where is Chula Vista Internal Medicine & Cardiology Medical Group located?

Chula Vista Internal Medicine & Cardiology Medical Group is located at 754 Medical Center Ct Ste 100, Chula Vista, CA 91911. The listed phone number is (619) 421-4000.

What is Chula Vista Internal Medicine & Cardiology Medical Group's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Chula Vista Internal Medicine & Cardiology Medical Group enrolled in Medicare?

Yes. Chula Vista Internal Medicine & Cardiology Medical Group is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Chula Vista Internal Medicine & Cardiology Medical Group?

According to the CMS Revalidation Reassignment List (October 2026 release), 4 clinicians reassign their Medicare billing to Chula Vista Internal Medicine & Cardiology Medical Group, in Internal Medicine and Nurse Practitioner. 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. Of these, 4 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Chula Vista Internal Medicine & Cardiology Medical Group was last updated on September 26, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.