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JOHN ROBERT LEIBACH MD
NPI 1104841840
Internal Medicine - Gastroenterology in Gainesville, FL

Active since July 13, 2006PECOS Enrolled
6400 W NEWBERRY RD, SUITE 302, GAINESVILLE, FL 32605(352) 331-8902 Get Directions Write a Review

NPPES record last updated: September 18, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About John Robert Leibach Md NPPES

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

JOHN ROBERT LEIBACH MD (NPI 1104841840) is an individual gastroenterology provider in Gainesville, Florida, licensed in Florida (ME0023160) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1104841840
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameJOHN ROBERT LEIBACHCredential: MD
Location Address6400 W NEWBERRY RD, SUITE 302Gainesville, FL 32605
Mailing Address6400 W Newberry Rd, Suite 308Gainesville, FL 32605 · (352) 331-8902 · Fax (352) 332-7832
Phone(352) 331-8902
Sole ProprietorNo
Enumeration DateJuly 13, 2006
Last NPPES UpdateSeptember 18, 2020
NPPES CertifiedSeptember 18, 2020
✔ NPI 1104841840 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in FL · ME0023160
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
6400 W NEWBERRY RD, Gainesville, FL 32605
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Other Identifiers 1

Medicaid058638200FL

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

John Robert Leibach 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.

Medicare Billing Reassignment

Medicare enrollment records show John Leibach reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Digestive Disease Associates
0.1 mi
Gastroenterology
6400 W NEWBERRY ROAD, SUITE 302
Gainesville, FL 32605
  • Reassigned Medicare billing, Florida enrollment
  • 46 clinicians in this Medicare group
NPI 1083790265 (352) 331-8902

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

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
54 services53 patients
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
42 services30 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
40 services39 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 32605 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
$130.04 typical visit price
range $56.00 – $171.84
Typical copayment $32.51 (range $14.00 – $42.96)
Most-billed visit code 99204
Established Patient
$99.16 typical visit price
range $17.57 – $139.16
Typical copayment $24.79 (range $4.39 – $34.79)
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 20

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

NORTH FLORIDA REGIONAL OTOLARYNGOLOGY, LLC
Otolaryngology
6400 W NEWBERRY RD, SUITE 101 MAB
GAINESVILLE, FL 32605
Alachua County (352) 333-5961
JAMES W DEFORD MD
Internal Medicine (Gastroenterology)
6400 W NEWBERRY RD, SUITE 302
GAINESVILLE, FL 32605
Alachua County (352) 331-8902
DR. JOHN I JONES III M.D.
Internal Medicine (Endocrinology, Diabetes & Metabolism)
6400 W NEWBERRY RD, SUITE 103
GAINESVILLE, FL 32605
Alachua County (352) 333-5440
DENNIS PATRICK COLLINS MD
Internal Medicine (Gastroenterology)
6400 W NEWBERRY RD, SUITE 302
GAINESVILLE, FL 32605
Alachua County (352) 331-8902
LINDA JULIET ARMADA RD LD/N
Nutritionist
6400 W NEWBERRY RD, SUITE 107
GAINESVILLE, FL 32605
Alachua County (352) 333-5141
RENATA WAJSMAN MD
Internal Medicine (Gastroenterology)
6400 W NEWBERRY RD, STE 302
GAINESVILLE, FL 32605
Alachua County (352) 331-8902
ENRIQUE G. MOLINA MD
Internal Medicine (Gastroenterology)
6400 W NEWBERRY RD, SUITE 302
GAINESVILLE, FL 32605
Alachua County (352) 331-8902
MS. CYNTHIA ANN VISTA ARNP CNM
Advanced Practice Midwife
6400 W NEWBERRY RD, SUITE 207
GAINESVILLE, FL 32605
Alachua County (352) 371-2011

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 John Leibach's NPI number?

The NPI number for John Leibach is 1104841840. It was assigned to this individual provider in the NPPES registry on July 13, 2006.

Where is John Leibach located?

John Leibach practices at 6400 W Newberry Rd Suite 302, Gainesville, FL 32605. The listed phone number is (352) 331-8902.

What is John Leibach's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is John Leibach enrolled in Medicare?

Yes. John Leibach is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for John Leibach's services?

According to the CMS Revalidation Reassignment List (October 2026 release), John Leibach reassigns Medicare benefits to Digestive Disease Associates (Gainesville, FL). The 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 John Leibach's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for John Leibach was last updated on September 18, 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.