DR. MARTIN REID LINKER M.D.
NPI 1063570182
Internal Medicine in Catonsville, MD
About Dr. Martin Reid Linker M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARTIN REID LINKER M.D. (NPI 1063570182) is an individual internal medicine provider in Catonsville, Maryland, licensed in Maryland (D0039858) and active in the NPI registry since December 2006. He is enrolled in Medicare PECOS, maintains 4 additional practice locations, and is a graduate of Albany Medical College Of Union University (1983).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 4
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. Martin Reid Linker 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 Martin Linker reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Catonsville, MD 21228
- Reassigned Medicare billing, Maryland enrollment
- 28 clinicians in this Medicare group
Randallstown, MD 21133
- Reassigned Medicare billing, Maryland enrollment
- 194 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 21228 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.
CATONSVILLE, MD 21228
BALTIMORE, MD 21228
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 Martin Linker's NPI number?
The NPI number for Martin Linker is 1063570182. It was assigned to this individual provider in the NPPES registry on December 4, 2006.
Where is Martin Linker located?
Martin Linker practices at 711 Maiden Choice Ln, Catonsville, MD 21228. The listed phone number is (410) 247-5602.
What is Martin Linker's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Martin Linker enrolled in Medicare?
Yes. Martin Linker 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 Martin Linker's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Martin Linker reassigns Medicare benefits to 2 organizations: Erickson Health Medical Group Of Maryland PC (Catonsville, MD) and Northwest Hospital Center, Inc (Randallstown, 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 Martin Linker'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 Martin Linker was last updated on July 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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. Martin Reid Linker, M.D. · NPI 1063570182
Internal Medicine physician in Catonsville, Maryland. Individual provider, active in the CMS NPPES registry since December 4, 2006.
## Identity
- **NPI:** 1063570182 (Entity type: Individual)
- **Enumerated:** December 4, 2006
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** D0039858 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 711 MAIDEN CHOICE LN, Catonsville, MD 21228-3632
- **Phone:** (410) 247-5602 · **Fax:** (410) 242-1756
## 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): Erickson Health Medical Group Of Maryland PC (NPI 1598816449, Catonsville, MD); Northwest Hospital Center, Inc (NPI 1982708228, Randallstown, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Albany Medical College Of Union University, class of 1983
## Record status
- **NPPES last updated:** July 29, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1063570182) · Data from the CMS NPPES public registry.