MARIAH L MESSMER
NPI 1477204055
Nurse Practitioner - Family in French Lick, IN

Active since January 14, 2022PECOS EnrolledAccepts Medicare Assignment
85.59/100
CMS Quality Rating
679 S STATE ROAD 145, FRENCH LICK, IN 47432(812) 936-6400(812) 777-4856 Get Directions Write a Review

NPPES record last updated: September 2, 2022. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Sep 2, 2022, Mar 3, 2022, Jan 27, 2022 and 1 more (4 updates tracked since 2022).

About Mariah L Messmer NPPES

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

MARIAH L MESSMER (NPI 1477204055) is an individual family provider in French Lick, Indiana, licensed in Indiana (71012150A) and active in the NPI registry since January 2022. She is enrolled in Medicare PECOS, is affiliated with Memorial Hospital And Health Care Center, and is a graduate of Other (2021).

NPPES Registry Identity

NPI1477204055
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMARIAH L MESSMER
Location Address679 S STATE ROAD 145French Lick, IN 47432-8328
Mailing Address800 W 9th StJasper, IN 47546-2514 · (812) 996-0299
Fax(812) 777-4856
Sole ProprietorNo
Medical School CMSOtherGraduated 2021
Enumeration DateJanuary 14, 2022
Last NPPES UpdateSeptember 2, 20224 updates tracked since enumeration
NPPES CertifiedSeptember 2, 2022
NPI 1477204055 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License Licensed in IN · 71012150A
679 S STATE ROAD 145, French Lick, IN 47432

Accepted 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

Mariah L Messmer 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 ID9931594835
PECOS Enrollment IDI20220310002885
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 6

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.

Detection test by immunoassay with direct visual observation for influenza virus 87804
This is a test that identifies the influenza virus in your body. It works by using an immunoassay, a method that detects the presence of the virus through an immune response. The results are directly observable, making it a quick and efficient way to diagnose flu.
58 services26 patients
Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen 87635
This is a lab test that detects the presence of COVID-19 in your body. It uses a technique to amplify the virus's genetic material, either DNA or RNA, making it easier to identify. A positive result indicates an active infection.
35 services34 patients
Detection test by nucleic acid for strep (streptococcus, group a), amplified probe technique 87651
This test detects Group A Streptococcus bacteria in your body. It uses an amplified probe technique, which amplifies the bacteria's nucleic acid, making it easier to identify. This test helps diagnose conditions like strep throat or scarlet fever.
23 services23 patients
Emergency department visit with low level of medical decision making 99283
An emergency department visit for a problem of moderate severity involves immediate medical attention for issues like minor fractures, burns, or high fever. The healthcare team will assess your condition, provide necessary treatment, and may suggest further tests or admission if required.
18 services17 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
17 services17 patients
Automated urinalysis test 81003
An automated urinalysis test is a routine examination that checks your urine for various substances. It can help identify potential health issues such as kidney problems or diabetes. The test uses a machine to analyze a small urine sample, providing quick and accurate results.
13 services11 patients

Hospital Affiliations CMS Care Compare 2

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

Memorial Hospital And Health Care Center

Acute Care Hospitals · Jasper, IN
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number150115
Location800 W 9th StJasper, IN 47546 · Dubois County
Emergency services Birthing friendly

Indiana University Health Paoli Hospital

Critical Access Hospitals · Paoli, IN
OwnershipVoluntary non-profit - Private
CMS Certification Number151306
Location642 W Hospital RdPaoli, IN 47454 · Orange County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 47432 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
$82.04 typical visit price
range $53.07 – $161.76
Typical copayment $20.51 (range $13.26 – $40.44)
Most-billed visit code 99203
Established Patient
$94.22 typical visit price
range $16.93 – $132.22
Typical copayment $23.55 (range $4.23 – $33.05)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

85.59/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality82.96
Promoting Interoperability100
Improvement Activities40
Cost69

Other Providers at the Same Location NPPES 2

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

Nurse Practitioner
679 S STATE ROAD 145
FRENCH LICK, IN 47432
Clinic/Center (Rural Health)
679 S STATE ROAD 145
FRENCH LICK, IN 47432

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 Mariah Messmer's NPI number?

The NPI number for Mariah Messmer is 1477204055. It was assigned to this individual provider in the NPPES registry on January 14, 2022.

Where is Mariah Messmer located?

Mariah Messmer practices at 679 S State Road 145, French Lick, IN 47432. The listed phone number is (812) 936-6400.

What is Mariah Messmer's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Mariah Messmer enrolled in Medicare?

Yes. Mariah Messmer 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 Mariah Messmer accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Anthem Blue Cross and Blue Shield and CareSource list Mariah Messmer 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 Mariah Messmer affiliated with any hospitals?

According to CMS data, Mariah Messmer is affiliated with Memorial Hospital And Health Care Center and Indiana University Health Paoli Hospital.

When was this NPI record last updated?

The NPPES record for Mariah Messmer was last updated on September 2, 2022. NPI Profile syncs with the weekly NPPES data releases published by CMS.