1. Home
  2. Directory
  3. Georgia
  4. Woodstock
  5. Internal Medicine
  6. NPI Profile

DR. LONNY EVAN HOROWITZ M.D.
NPI 1568475515
Internal Medicine - Endocrinology, Diabetes & Metabolism in Woodstock, GA

Active since August 14, 2006PECOS Enrolled
7914 HIGHWAY 92, SUITE 110, WOODSTOCK, GA 30189(770) 393-3438(770) 926-0059 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Lonny Evan Horowitz M.d. NPPES

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

DR. LONNY EVAN HOROWITZ M.D. (NPI 1568475515) is an individual endocrinology, diabetes & metabolism provider in Woodstock, Georgia, licensed in Georgia (25696) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1568475515
Entity TypeIndividualMale
Primary Taxonomy207RE0101X
Provider Legal NameDR. LONNY EVAN HOROWITZCredential: M.D.
Location Address7914 HIGHWAY 92, SUITE 110Woodstock, GA 30189-5238
Mailing Address7914 Highway 92, Suite 110Woodstock, GA 30189-5238 · (770) 393-3438 · Fax (770) 926-0059
Phone(770) 393-3438
Fax(770) 926-0059
Sole ProprietorYes
Enumeration DateAugust 14, 2006
Last NPPES UpdateSeptember 11, 2025
✔ NPI 1568475515 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
License✔ Licensed in GA · 25696
Definition
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.
Also ListedFamily MedicineTaxonomy 207Q00000X · License 25696 (GA)
Also ListedInternal MedicineTaxonomy 207R00000X · License 25696 (GA)
Also ListedPreventive Medicine · Public Health & General Preventive MedicineTaxonomy 2083P0901X · License 25696 (GA)
7914 HIGHWAY 92, Woodstock, GA 30189
Open in Google Maps ↗

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. Lonny Evan Horowitz M.d. 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 30189 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
$130.64 typical visit price
range $56.84 – $172.43
Typical copayment $32.66 (range $14.21 – $43.10)
Most-billed visit code 99204
Established Patient
$100.20 typical visit price
range $18.22 – $140.40
Typical copayment $25.05 (range $4.55 – $35.10)
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.

Other Providers at the Same Location NPPES 5

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

LARRY TUFANI MABINE MD
Pain Medicine (Pain Medicine)
7914 HIGHWAY 92, STE 130
WOODSTOCK, GA 30189
Cherokee County (770) 924-8438
GAUDIO INC. DBA CHEROKEE PHYSIOTHERAPY
Clinic/Center (Physical Therapy)
7914 HIGHWAY 92, 100
WOODSTOCK, GA 30189
Cherokee County (770) 924-3498
GAUDIO INC
Clinic/Center (Physical Therapy)
7914 HIGHWAY 92, STE 100
WOODSTOCK, GA 30189
Cherokee County (770) 924-3498
MARIA B GAUDIO
Physical Therapist
7914 HIGHWAY 92, SUITE 100
WOODSTOCK, GA 30189
Cherokee County (770) 924-3498
WOODSTOCK PAIN SOLUTIONS, PC
Clinic/Center (Pain)
7914 HIGHWAY 92, SUITE 130
WOODSTOCK, GA 30189
Cherokee County (770) 924-8438

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 Lonny Horowitz's NPI number?

The NPI number for Lonny Horowitz is 1568475515. It was assigned to this individual provider in the NPPES registry on August 14, 2006.

Where is Lonny Horowitz located?

Lonny Horowitz practices at 7914 Highway 92 Suite 110, Woodstock, GA 30189. The listed phone number is (770) 393-3438.

What is Lonny Horowitz's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Lonny Horowitz enrolled in Medicare?

Yes. Lonny Horowitz is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Lonny Horowitz was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.