Quick answers
- Which hospitals does Jason A. Lauf work at?
- Medicare's official clinician data lists Jason A. Lauf at 5 hospitals: Grant Medical Center, Hardin Memorial Hospital, Marion General Hospital, Ohio State University State Health System and Riverside Methodist Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jason A. Lauf see patients?
- Medicare's clinician data lists 1 practice location in Marion, OH. Call before your visit to confirm the address.
- What is Jason A. Lauf's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does Jason A. Lauf accept Medicare assignment?
- Yes. Medicare's clinician data says Jason A. Lauf accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Jason A. Lauf?
- (740) 389-2297, as listed in official Medicare / NPI Registry data.
- What is Jason A. Lauf's NPI number?
- 1043896830. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jason A. Lauf works
Medicare's Facility Affiliation Data lists Jason A. Lauf at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Grant Medical CenterColumbus, OH · Acute Care Hospital · CCN 360017
- Hardin Memorial HospitalKenton, OH · Critical Access Hospital · CCN 361315
- Marion General HospitalMarion, OH · Acute Care Hospital · CCN 360011
- Ohio State University State Health SystemColumbus, OH · Acute Care Hospital · CCN 360085
- Riverside Methodist HospitalColumbus, OH · Acute Care Hospital · CCN 360006
Practice locations
Addresses where Jason A. Lauf is enrolled with Medicare (CMS data updated 2026-10-02).
- 1728 Marion Waldo RdMarion, OH 43302 (740) 389‑2297
Group practices
Medicare enrollment lists Jason A. Lauf as a member of this group (CMS data updated 2026-10-02).
- Midwest Internal Medicine Associates LLC5 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Marion
Clinicians with the same Medicare primary specialty in Marion, OH — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2021 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1043896830 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians