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DR. THOMAS MICHAEL MENDLER M.D.
NPI 1861712895
Hospitalist in Baton Rouge, LA

Active since June 01, 2010PECOS EnrolledAccepts Medicare Assignment
5000 HENNESSY BLVD, BATON ROUGE, LA 70808(225) 765-4050(225) 765-4046 Get Directions Write a Review

NPPES record last updated: September 9, 2021. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Sep 9, 2021, Apr 23, 2021 (2 updates tracked since 2021).

About Dr. Thomas Michael Mendler M.d. NPPES

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

DR. THOMAS MICHAEL MENDLER M.D. (NPI 1861712895) is an individual hospitalist provider in Baton Rouge, Louisiana, licensed in Louisiana (MD.204672) and active in the NPI registry since June 2010. He is enrolled in Medicare PECOS, is affiliated with Our Lady Of The Lake Regional Medical Center, and is a graduate of University Of Texas Medical School At Houston (2008).

NPPES Registry Identity

NPI1861712895
Entity TypeIndividualMale
Primary Taxonomy208M00000X
Provider Legal NameDR. THOMAS MICHAEL MENDLERCredential: M.D.
Location Address5000 HENNESSY BLVDBaton Rouge, LA 70808-4375
Mailing Address5959 S Sherwood Forest BlvdBaton Rouge, LA 70816-6038 · (225) 526-0011 · Fax (225) 765-9196
Phone(225) 765-4050
Fax(225) 765-4046
Sole ProprietorNo
Medical School CMSUniversity Of Texas Medical School At HoustonGraduated 2008
Enumeration DateJune 1, 2010
Last NPPES UpdateSeptember 9, 20212 updates tracked since enumeration
NPPES CertifiedSeptember 9, 2021
✔ NPI 1861712895 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License✔ Licensed in LA · MD.204672
Definition
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
Also ListedInternal MedicineTaxonomy 207R00000X · License N5865 (TX), MD.204672 (LA)
5000 HENNESSY BLVD, Baton Rouge, LA 70808
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Other Identifiers 2

Medicaid2173138LA
Medicaid05230815MS

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include HMO Louisiana.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. Thomas Michael Mendler M.d. 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 ID4385815760
PECOS Enrollment IDI20110914000812
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.

Areas of Expertise CMS Part B claims 5

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
156 services66 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.
97 services96 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
62 services61 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
49 services34 patients
Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
12 services12 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Our Lady Of The Lake Regional Medical Center

Acute Care Hospitals · Baton Rouge, LA
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number190064
Location5000 Hennessy BlvdBaton Rouge, LA 70808 · E. Baton Rouge County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 70808 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
$124.60 typical visit price
range $53.43 – $164.73
Typical copayment $31.15 (range $13.35 – $41.18)
Most-billed visit code 99204
Established Patient
$95.09 typical visit price
range $16.64 – $133.62
Typical copayment $23.77 (range $4.16 – $33.40)
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.

MS. JESSICA LYNN BROUSSE NP
Nurse Practitioner
5000 HENNESSY BLVD
BATON ROUGE, LA 70808
East Baton Rouge Parish (225) 765-4050
CASEY M LEBLANC MPAS, PA-C
Physician Assistant
5000 HENNESSY BLVD
BATON ROUGE, LA 70808
East Baton Rouge Parish (225) 757-0552
DR. RAYMOND TUCKER PHD
Psychologist (Clinical)
5000 HENNESSY BLVD
BATON ROUGE, LA 70808
East Baton Rouge Parish (225) 765-6565
KEENAN JAMES BUIE
Student in an Organized Health Care Education/Training Program
5000 HENNESSY BLVD
BATON ROUGE, LA 70808
East Baton Rouge Parish (225) 281-0127
KEVIN PATRICK HAYNES JR. MD
Physical Medicine & Rehabilitation
5000 HENNESSY BLVD
BATON ROUGE, LA 70808
East Baton Rouge Parish (225) 765-8987
TAHA AHMED MD
Hospitalist
5000 HENNESSY BLVD
BATON ROUGE, LA 70808
East Baton Rouge Parish (225) 765-4050
DR. JON RICHARD JACKSON M.D.
Internal Medicine
5000 HENNESSY BLVD
BATON ROUGE, LA 70808
East Baton Rouge Parish (225) 765-4050
SERENA M AUNON-CHANCELLOR MD
Internal Medicine
5000 HENNESSY BLVD
BATON ROUGE, LA 70808
East Baton Rouge Parish (225) 757-4080

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 Thomas Mendler's NPI number?

The NPI number for Thomas Mendler is 1861712895. It was assigned to this individual provider in the NPPES registry on June 1, 2010.

Where is Thomas Mendler located?

Thomas Mendler practices at 5000 Hennessy Blvd, Baton Rouge, LA 70808. The listed phone number is (225) 765-4050.

What is Thomas Mendler's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Thomas Mendler enrolled in Medicare?

Yes. Thomas Mendler 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 Thomas Mendler accept?

Health plans from HMO Louisiana list Thomas Mendler 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.

Is Thomas Mendler affiliated with any hospitals?

According to CMS data, Thomas Mendler is affiliated with Our Lady Of The Lake Regional Medical Center.

When was this NPI record last updated?

The NPPES record for Thomas Mendler was last updated on September 9, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.