DR. THEODOROS FOTIOU KATSIVAS MD
NPI 1679526164
Internal Medicine - Infectious Disease in San Diego, CA

Q: What is Theodoros Katsivas's NPI number?

The NPI number for Theodoros Katsivas is 1679526164. It was assigned to this individual provider in the NPPES registry on May 18, 2006. The provider is also known as Dr. Theodore Fotiou Katsivas MD.

Q: What is Theodoros Katsivas's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Active since May 18, 2006PECOS EnrolledAccepts Medicare Assignment

405 W ROBINSON AVE, SAN DIEGO, CA 92103(619) 379-8664(619) 927-8756 Get Directions Write a Review

NPPES record last updated: February 10, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Dr. Theodoros Fotiou Katsivas Md NPPES

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

DR. THEODOROS FOTIOU KATSIVAS MD (NPI 1679526164) is an individual infectious disease provider in San Diego, California, licensed in California (A78543) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1994).

NPPES Registry Identity

NPI1679526164

Entity TypeIndividualMale

Primary Taxonomy207RI0200X

Provider Legal NameDR. THEODOROS FOTIOU KATSIVASCredential: MD

Location Address405 W ROBINSON AVESan Diego, CA 92103-3942

Mailing Address405 W Robinson AveSan Diego, CA 92103-3942 · (619) 379-8664 · Fax (619) 927-8756

Phone(619) 379-8664

Fax(619) 927-8756

Sole ProprietorYes

Medical School CMSOtherGraduated 1994

Enumeration DateMay 18, 2006

Last NPPES UpdateFebruary 10, 2025

NPPES CertifiedFebruary 6, 2025

✔ NPI 1679526164 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RI0200X

License✔ Licensed in CA · A78543

Definition

An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.

Also ListedInternal MedicineTaxonomy 207R00000X · License A78543 (CA)

405 W ROBINSON AVE, San Diego, CA 92103

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Other Names 1

Other Name (5)Dr. Theodore Fotiou Katsivas Md

Other Identifiers 1

Medicaid00A785430CA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Kansas, Inc..Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Theodoros Fotiou Katsivas Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9032163852

PECOS Enrollment IDI20050304000224

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92103 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$140.22 typical visit price

range $62.10 – $184.71

Typical copayment $35.05 (range $15.52 – $46.17)

Most-billed visit code 99204

Established Patient

$108.42 typical visit price

range $20.62 – $151.42

Typical copayment $27.10 (range $5.15 – $37.85)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Theodoros Katsivas's NPI number?

The NPI number for Theodoros Katsivas is 1679526164. It was assigned to this individual provider in the NPPES registry on May 18, 2006. The provider is also known as Dr. Theodore Fotiou Katsivas MD.

Where is Theodoros Katsivas located?

Theodoros Katsivas practices at 405 W Robinson Ave, San Diego, CA 92103. The listed phone number is (619) 379-8664.

What is Theodoros Katsivas's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Theodoros Katsivas enrolled in Medicare?

Yes. Theodoros Katsivas is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Theodoros Katsivas accept?

Health plans from Blue Cross and Blue Shield of Kansas, Inc. list Theodoros Katsivas as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Theodoros Katsivas was last updated on February 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 months 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.