DR. CHLOE RUTH DUVALL MD
NPI 1679132377
Internal Medicine - Cardiovascular Disease in Baltimore, MD
About Dr. Chloe Ruth Duvall Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. CHLOE RUTH DUVALL MD (NPI 1679132377) is an individual cardiovascular disease provider in Baltimore, Maryland, licensed in Maryland (D98395) and active in the NPI registry since June 2019. She is enrolled in Medicare PECOS, is affiliated with Johns Hopkins Hospital, The, and is a graduate of Other (2019).
NPPES Registry Identity
Specialties & Licenses
Other Names 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. Chloe Ruth Duvall Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Chloe Duvall reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Baltimore, MD 21205
- Reassigned Medicare billing, Maryland enrollment
- 4,483 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Johns Hopkins Hospital, The
Acute Care Hospitals · Baltimore, MDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21287 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
BALTIMORE, MD 21287
BALTIMORE, MD 21287
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 Chloe Duvall's NPI number?
The NPI number for Chloe Duvall is 1679132377. It was assigned to this individual provider in the NPPES registry on June 7, 2019. The provider is also known as Dr. Chloe Ruth Drennen MD.
Where is Chloe Duvall located?
Chloe Duvall practices at 1800 Orleans St, Baltimore, MD 21287. The listed phone number is (410) 955-5000.
What is Chloe Duvall's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is Chloe Duvall enrolled in Medicare?
Yes. Chloe Duvall is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Chloe Duvall's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Chloe Duvall reassigns Medicare benefits to Johns Hopkins University (Baltimore, MD). 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 Chloe Duvall's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Chloe Duvall affiliated with any hospitals?
According to CMS data, Chloe Duvall is affiliated with Johns Hopkins Hospital, The.
When was this NPI record last updated?
The NPPES record for Chloe Duvall was last updated on March 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Dr. Chloe Ruth Duvall, MD · NPI 1679132377
Cardiovascular Disease physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since June 7, 2019.
## Identity
- **NPI:** 1679132377 (Entity type: Individual)
- **Enumerated:** June 7, 2019
- **Primary specialty:** Internal Medicine - Cardiovascular Disease · taxonomy 207RC0000X
- **State license:** D98395 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 1800 ORLEANS ST, Baltimore, MD 21287-0010
- **Phone:** (410) 955-5000
## 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:** Johns Hopkins University (NPI 1033190442, Baltimore, MD), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** March 17, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1679132377) · Data from the CMS NPPES public registry.