DR. SEAN TURE JOHNSON M.D.
NPI 1164486510
Orthopaedic Surgery - Hand Surgery in Gaithersburg, MD
About Dr. Sean Ture Johnson M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. SEAN TURE JOHNSON M.D. (NPI 1164486510) is an individual hand surgery provider in Gaithersburg, Maryland, licensed in Rhode Island (MD11937) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS, is affiliated with Holy Cross Hospital, and maintains a secondary practice location in Providence.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 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
Dr. Sean Ture Johnson 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 Reassignment
Medicare enrollment records show Sean Johnson reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Gaithersburg, MD 20879
- Reassigned Medicare billing, District of Columbia, Virginia and Maryland enrollments
- Also billed through NPI 1497023188 (District of Columbia), NPI 1578638425 (District of Columbia), NPI 1225156367 (Virginia), NPI 1073678637 (District of Columbia), NPI 1366781700 (District of Columbia), NPI 1942546486 (Maryland), NPI 1114677572 (Virginia)
- 2,492 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.
Holy Cross Hospital
Acute Care Hospitals · Silver Spring, MDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 20879 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.
GAITHERSBURG, MD 20879
GAITHERSBURG, MD 20879
GAITHERSBURG, MD 20879
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 Sean Johnson's NPI number?
The NPI number for Sean Johnson is 1164486510. It was assigned to this individual provider in the NPPES registry on April 13, 2006.
Where is Sean Johnson located?
Sean Johnson practices at 655 Watkins Mill Rd, Gaithersburg, MD 20879. The listed phone number is (240) 632-4375.
What is Sean Johnson's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Hand Surgery, with taxonomy code 207XS0106X.
Is Sean Johnson enrolled in Medicare?
Yes. Sean Johnson 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 Sean Johnson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sean Johnson reassigns Medicare benefits to Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc (Gaithersburg, 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 Sean Johnson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Sean Johnson affiliated with any hospitals?
According to CMS data, Sean Johnson is affiliated with Holy Cross Hospital.
When was this NPI record last updated?
The NPPES record for Sean Johnson was last updated on June 27, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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. Sean Ture Johnson, M.D. · NPI 1164486510
Hand Surgery physician in Gaithersburg, Maryland. Individual provider, active in the CMS NPPES registry since April 13, 2006.
## Identity
- **NPI:** 1164486510 (Entity type: Individual)
- **Enumerated:** April 13, 2006
- **Primary specialty:** Orthopaedic Surgery - Hand Surgery · taxonomy 207XS0106X
- **State license:** MD11937 (Rhode Island)
- **Sole proprietor:** No
## Practice location
- **Address:** 655 WATKINS MILL RD, Gaithersburg, MD 20879-3301
- **Phone:** (240) 632-4375
## 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:** Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc (NPI 1831471713, Gaithersburg, MD), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Massachusetts Medical School, class of 1999
## Record status
- **NPPES last updated:** June 27, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1164486510) · Data from the CMS NPPES public registry.