DR. JONAH MICHAEL GRAVES MD
NPI 1215598271
Internal Medicine in Saint Louis, MO
About Dr. Jonah Michael Graves Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JONAH MICHAEL GRAVES MD (NPI 1215598271) is an individual internal medicine provider in Saint Louis, Missouri, licensed in Missouri (2022008396) and active in the NPI registry since June 2019. He is enrolled in Medicare PECOS and maintains a secondary practice location in Saint Louis.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Jonah Michael Graves Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Jonah Graves reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Saint Louis, MO 63110
- Reassigned Medicare billing, Missouri enrollment
- 1,133 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 63110 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
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.
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
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 Jonah Graves's NPI number?
The NPI number for Jonah Graves is 1215598271. It was assigned to this individual provider in the NPPES registry on June 20, 2019.
Where is Jonah Graves located?
Jonah Graves practices at 1 Barnes Jewish Hospital Plz Div Im General Med, Saint Louis, MO 63110. The listed phone number is (314) 747-3000.
What is Jonah Graves's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Jonah Graves enrolled in Medicare?
Yes. Jonah Graves is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Jonah Graves's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jonah Graves reassigns Medicare benefits to Washington University (Saint Louis, MO). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Jonah Graves's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Jonah Graves was last updated on April 12, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Dr. Jonah Michael Graves, MD · NPI 1215598271
Internal Medicine physician in Saint Louis, Missouri. Individual provider, active in the CMS NPPES registry since June 20, 2019.
## Identity
- **NPI:** 1215598271 (Entity type: Individual)
- **Enumerated:** June 20, 2019
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 2022008396 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 1 BARNES JEWISH HOSPITAL PLZ, DIV IM GENERAL MED, Saint Louis, MO 63110-1003
- **Phone:** (314) 747-3000 · **Fax:** (314) 996-8436
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Washington University (NPI 1992746903, Saint Louis, MO), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** April 12, 2024
- **Other identifiers:** Medicaid 200073283 (MO)
---
Source: [NPI Profile](https://npiprofile.com/npi/1215598271) · Data from the CMS NPPES public registry.