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ZACHERY C. MAHLER MD
NPI 1831750785
Family Medicine in Gallatin, MO

Active since June 21, 2019Opted out of Medicare · through Nov 14, 2027
103 N MAIN ST, GALLATIN, MO 64640(660) 864-0084(660) 864-0083 Get Directions Write a Review

NPPES record last updated: January 27, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jan 27, 2026, Apr 30, 2021, Jun 21, 2019 (3 updates tracked since 2019).

About Zachery C. Mahler Md NPPES

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

ZACHERY C. MAHLER MD (NPI 1831750785) is an individual family medicine provider in Gallatin, Missouri, licensed in Nebraska (TEP8613) and active in the NPI registry since June 2019. He has opted out of Medicare through November 14, 2027 and remains eligible to order and refer and is a graduate of Other (2019).

NPPES Registry Identity

NPI1831750785
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameZACHERY C. MAHLERCredential: MD
Location Address103 N MAIN STGallatin, MO 64640-1151
Mailing Address103 N Main StGallatin, MO 64640-1151 · (660) 864-0084 · Fax (660) 864-0083
Phone(660) 864-0084
Fax(660) 864-0083
Sole ProprietorNo
Medical School CMSOtherGraduated 2019
Enumeration DateJune 21, 2019
Last NPPES UpdateJanuary 27, 20263 updates tracked since enumeration
NPPES CertifiedJanuary 27, 2026
✔ NPI 1831750785 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in NE · TEP8613
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
103 N MAIN ST, Gallatin, MO 64640
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Other Identifiers 1

Medicaid470553011-00NE

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health, Ambetter from Sunflower Health Plan and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Zachery C. Mahler Md has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from November 14, 2025 through November 14, 2027.

Opt-Out Effective DateNovember 14, 2025
Opt-Out In Effect ThroughNovember 14, 2027Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

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.

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 services29 patients
Hospital discharge day management, 30 minutes or less 99238
Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.
12 services12 patients
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 99221
Initial hospital inpatient care refers to the first day of your stay in the hospital. This service typically includes a 30-minute check-up with a healthcare professional. They'll assess your health, discuss your condition, and plan your treatment. It's part of ensuring you receive the best possible care.
11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 64640 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
$81.64 typical visit price
range $52.28 – $161.24
Typical copayment $20.41 (range $13.07 – $40.31)
Most-billed visit code 99203
Established Patient
$93.24 typical visit price
range $16.30 – $131.05
Typical copayment $23.31 (range $4.07 – $32.76)
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

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

D H DAVIS DRUG CO INC
Pharmacy
103 N MAIN ST
GALLATIN, MO 64640
Daviess County (660) 663-2145

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 Zachery Mahler's NPI number?

The NPI number for Zachery Mahler is 1831750785. It was assigned to this individual provider in the NPPES registry on June 21, 2019.

Where is Zachery Mahler located?

Zachery Mahler practices at 103 N Main St, Gallatin, MO 64640. The listed phone number is (660) 864-0084.

What is Zachery Mahler's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Zachery Mahler enrolled in Medicare?

No. Zachery Mahler has opted out of Medicare through November 14, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

What insurance does Zachery Mahler accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health and Ambetter from Sunflower Health Plan and 4 other insurers list Zachery Mahler 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.

When was this NPI record last updated?

The NPPES record for Zachery Mahler was last updated on January 27, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.