CHARLES KEY COOPER MD
NPI 1962631218
Internal Medicine - Infectious Disease in Baltimore, MD
About Charles Key Cooper Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CHARLES KEY COOPER MD (NPI 1962631218) is an individual infectious disease provider in Baltimore, Maryland, licensed in Maryland (D0053185) and active in the NPI registry since July 2009. He is enrolled in Medicare PECOS, maintains a secondary practice location in Capitol Heights, and is a graduate of Georgetown University School Of Medicine (1995).
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 and accepts Medicare assignment
Charles Key Cooper Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Charles Cooper reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Brandywine, MD 20613
- Reassigned Medicare billing, District of Columbia enrollment
- 57 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 21223 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Charles Cooper's NPI number?
The NPI number for Charles Cooper is 1962631218. It was assigned to this individual provider in the NPPES registry on July 8, 2009.
Where is Charles Cooper located?
Charles Cooper practices at 2401 W. Baltimore St, Baltimore, MD 21223. The listed phone number is (410) 362-3331.
What is Charles Cooper's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.
Is Charles Cooper enrolled in Medicare?
Yes. Charles Cooper is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Charles Cooper's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Charles Cooper reassigns Medicare benefits to Greater Baden Medical Service Incorporated (Brandywine, 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 Charles Cooper'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 Charles Cooper was last updated on February 16, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Charles Key Cooper, MD · NPI 1962631218
Infectious Disease physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since July 8, 2009.
## Identity
- **NPI:** 1962631218 (Entity type: Individual)
- **Enumerated:** July 8, 2009
- **Primary specialty:** Internal Medicine - Infectious Disease · taxonomy 207RI0200X
- **State license:** D0053185 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 2401 W. BALTIMORE ST, Baltimore, MD 21223
- **Phone:** (410) 362-3331
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Greater Baden Medical Service Incorporated (NPI 1912927344, Brandywine, MD), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Georgetown University School Of Medicine, class of 1995
## Record status
- **NPPES last updated:** February 16, 2023
- **Other identifiers:** Medicaid 405028200 (MD)
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Source: [NPI Profile](https://npiprofile.com/npi/1962631218) · Data from the CMS NPPES public registry.