JOHN W BADDLEY MD
NPI 1801841333
Internal Medicine - Infectious Disease in Birmingham, AL
About John W Baddley Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN W BADDLEY MD (NPI 1801841333) is an individual infectious disease provider in Birmingham, Alabama, licensed in Alabama (21647) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Johns Hopkins Hospital, The, and is a graduate of Louisiana State University School Of Medicine In New Orleans (1995).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 9
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
John W Baddley Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show John Baddley reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Birmingham, AL 35233
- Reassigned Medicare billing, Alabama enrollment
- 4,494 clinicians in this Medicare group
Bethesda, MD 20814
- Reassigned Medicare billing, Maryland enrollment
- 4,483 clinicians in this Medicare group
Baltimore, MD 21201
- Reassigned Medicare billing, Maryland enrollment
- 614 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.
Areas of Expertise CMS Part B claims 6
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
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 35233 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
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 John Baddley's NPI number?
The NPI number for John Baddley is 1801841333. It was assigned to this individual provider in the NPPES registry on May 23, 2006.
Where is John Baddley located?
John Baddley practices at 619 19th Street South, Birmingham, AL 35233. The listed phone number is (205) 934-6600.
What is John Baddley's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.
Is John Baddley enrolled in Medicare?
Yes. John Baddley is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for John Baddley's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Baddley reassigns Medicare benefits to 3 organizations: University Of Alabama Health Services Foundation, PC. (Birmingham, AL), Johns Hopkins University (Bethesda, MD) and University Of Maryland Physicians PA (Baltimore, MD). Each 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 John Baddley's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is John Baddley affiliated with any hospitals?
According to CMS data, John Baddley is affiliated with Johns Hopkins Hospital, The.
When was this NPI record last updated?
The NPPES record for John Baddley was last updated on June 14, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.
# John W Baddley, MD · NPI 1801841333
Infectious Disease physician in Birmingham, Alabama. Individual provider, active in the CMS NPPES registry since May 23, 2006.
## Identity
- **NPI:** 1801841333 (Entity type: Individual)
- **Enumerated:** May 23, 2006
- **Primary specialty:** Internal Medicine - Infectious Disease · taxonomy 207RI0200X
- **State license:** 21647 (Alabama)
- **Sole proprietor:** No
## Practice location
- **Address:** 619 19TH STREET SOUTH, Birmingham, AL 35233
- **Phone:** (205) 934-6600
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): University Of Alabama Health Services Foundation, PC. (NPI 1093768723, Birmingham, AL); Johns Hopkins University (NPI 1578569240, Bethesda, MD); University Of Maryland Physicians PA (NPI 1043262579, Baltimore, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Louisiana State University School Of Medicine In New Orleans, class of 1995
## Record status
- **NPPES last updated:** June 14, 2011
- **Other identifiers:** Medicaid 009951960 (AL); Medicaid 051500637 (AL); Medicaid 009951950 (AL); and 6 more
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Source: [NPI Profile](https://npiprofile.com/npi/1801841333) · Data from the CMS NPPES public registry.