CECILIA PARK JOHNSTON M.D.
NPI 1992724603
Internal Medicine - Infectious Disease in Lutherville, MD
About Cecilia Park Johnston M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CECILIA PARK JOHNSTON M.D. (NPI 1992724603) is an individual infectious disease provider in Lutherville, Maryland, licensed in Maryland (D64357) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS, is affiliated with Johns Hopkins Hospital, The, and is a graduate of Johns Hopkins University School Of Medicine (2000).
NPPES Registry Identity
Specialties & Licenses
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
Cecilia Park Johnston M.d. 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 Reassignments
2Medicare enrollment records show Cecilia Johnston reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Lutherville, MD 21093
- Reassigned Medicare billing, Maryland enrollment
Lutherville, MD 21093
- Reassigned Medicare billing, Maryland enrollment
- 3 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 8
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Johns Hopkins Hospital, The
Acute Care Hospitals · Baltimore, MDMedstar Franklin Square Medical Center
Acute Care Hospitals · Rosedale, MDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21093 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 4
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LUTHERVILLE, MD 21093
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 Cecilia Johnston's NPI number?
The NPI number for Cecilia Johnston is 1992724603. It was assigned to this individual provider in the NPPES registry on July 19, 2006.
Where is Cecilia Johnston located?
Cecilia Johnston practices at 10753 Falls Rd Ste 225, Lutherville, MD 21093. The listed phone number is (410) 583-2618.
What is Cecilia Johnston's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.
Is Cecilia Johnston enrolled in Medicare?
Yes. Cecilia Johnston 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 organizations bill Medicare for Cecilia Johnston's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Cecilia Johnston reassigns Medicare benefits to 2 organizations: Cpj Medical LLC (Lutherville, MD) and Falls Medical Specialists, LLC (Lutherville, 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 Cecilia Johnston's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Cecilia Johnston affiliated with any hospitals?
According to CMS data, Cecilia Johnston is affiliated with Johns Hopkins Hospital, The and Medstar Franklin Square Medical Center.
When was this NPI record last updated?
The NPPES record for Cecilia Johnston was last updated on January 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# Cecilia Park Johnston, M.D. · NPI 1992724603
Infectious Disease physician in Lutherville, Maryland. Individual provider, active in the CMS NPPES registry since July 19, 2006.
## Identity
- **NPI:** 1992724603 (Entity type: Individual)
- **Enumerated:** July 19, 2006
- **Primary specialty:** Internal Medicine - Infectious Disease · taxonomy 207RI0200X
- **State license:** D64357 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 10753 FALLS RD STE 225, Lutherville, MD 21093-4597
- **Phone:** (410) 583-2618
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Cpj Medical LLC (NPI 1629821731, Lutherville, MD); Falls Medical Specialists, LLC (NPI 1134240401, Lutherville, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Johns Hopkins University School Of Medicine, class of 2000
## Record status
- **NPPES last updated:** January 15, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1992724603) · Data from the CMS NPPES public registry.