Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. LYNN LONGMORE HORVATH MD
NPI 1720065683
Internal Medicine - Infectious Disease in Fort Sam Houston, TX

Q: What is Lynn Horvath's NPI number?

The NPI number for Lynn Horvath is 1720065683. It was assigned to this individual provider in the NPPES registry on December 30, 2005.

Q: What is Lynn Horvath's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Lynn Horvath was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since December 30, 2005PECOS Enrolled

3851 ROGER BROOKE DR, MCHE-QD (CREDENTIALS), FORT SAM HOUSTON, TX 78234(210) 916-2460 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

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About Dr. Lynn Longmore Horvath Md NPPES

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

DR. LYNN LONGMORE HORVATH MD (NPI 1720065683) is an individual infectious disease provider in Fort Sam Houston, Texas and active in the NPI registry since December 2005. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1720065683

Entity TypeIndividualFemale

Primary Taxonomy207RI0200X

Provider Legal NameDR. LYNN LONGMORE HORVATHCredential: MD

Location Address3851 ROGER BROOKE DR, MCHE-QD (CREDENTIALS)Fort Sam Houston, TX 78234-4501

Mailing Address3851 Roger Brooke Dr, Mche-qd (credentials)Fort Sam Houston, TX 78234-4501 · (210) 916-2460

Phone(210) 916-2460

Sole ProprietorNo

Enumeration DateDecember 30, 2005

Last NPPES UpdateJuly 13, 2026

✔ NPI 1720065683 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RI0200X

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.

3851 ROGER BROOKE DR, Fort Sam Houston, TX 78234

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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Lynn Longmore Horvath Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 78234 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

$126.40 typical visit price

range $54.84 – $166.88

Typical copayment $31.60 (range $13.71 – $41.72)

Most-billed visit code 99204

Established Patient

$97.05 typical visit price

range $17.52 – $136.11

Typical copayment $24.26 (range $4.38 – $34.02)

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.