Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Orthopedic Surgery

Jonathan D. Grabau, MD

Sees patients in Lexington, KY · Philadelphia, PA · Kentucky, Pennsylvania

Summary

Jonathan D. Grabau, MD (Orthopedic Surgery) is enrolled with Medicare at 2 practice locations in Lexington, KY and Philadelphia, PA. NPI 1306307343. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Jonathan D. Grabau, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Orthopedic SurgeryPrimary specialty
May acceptAccepts Medicare assignment
7Years since medical school (graduated 2019)
University Of Kentucky College Of MedicineMedical school
MaleGender (as listed)

Quick answers

Where does Jonathan D. Grabau see patients?
Medicare's clinician data lists 2 practice locations, including Lexington, KY and Philadelphia, PA. Call before your visit to confirm the address.
What is Jonathan D. Grabau's specialty?
Medicare lists Orthopedic Surgery as the primary specialty.
Does Jonathan D. Grabau accept Medicare assignment?
Medicare's clinician data says Jonathan D. Grabau may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
What is Jonathan D. Grabau's NPI number?
1306307343. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Jonathan D. Grabau is enrolled with Medicare (CMS data updated 2026-10-02).

Specialties

Find other Orthopedic Surgery doctors in Kentucky →

Other orthopedic surgeons in Lexington

Clinicians with the same Medicare primary specialty in Lexington, KY — not a recommendation.

All orthopedic surgeons in Lexington →

Clinician information

CredentialMD
Medical schoolUniversity Of Kentucky College Of Medicine
Graduation year2019
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1306307343
CorrectionsReport 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

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians