MARISSA LYNN BARTONE LCSW-C
NPI 1699474262
Social Worker - Clinical in Aberdeen, MD
About Marissa Lynn Bartone Lcsw-c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARISSA LYNN BARTONE LCSW-C (NPI 1699474262) is an individual clinical provider in Aberdeen, Maryland, licensed in Maryland (30950) and active in the NPI registry since March 2023. She is enrolled in Medicare PECOS and is a graduate of Other (2023).
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
Marissa Lynn Bartone Lcsw-c 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 Marissa Bartone reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Aberdeen, MD 21001
- Reassigned Medicare billing, Maryland enrollment
- 35 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 21001 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 Marissa Bartone's NPI number?
The NPI number for Marissa Bartone is 1699474262. It was assigned to this individual provider in the NPPES registry on March 2, 2023.
Where is Marissa Bartone located?
Marissa Bartone practices at 135 N Parke St, Aberdeen, MD 21001. The listed phone number is (443) 625-1600.
What is Marissa Bartone's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is Marissa Bartone enrolled in Medicare?
Yes. Marissa Bartone 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 Marissa Bartone's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Marissa Bartone reassigns Medicare benefits to Key Point Health Services, Inc. (Aberdeen, 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 Marissa Bartone'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 Marissa Bartone was last updated on June 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Marissa Lynn Bartone, LCSW-C · NPI 1699474262
Clinical provider in Aberdeen, Maryland. Individual provider, active in the CMS NPPES registry since March 2, 2023.
## Identity
- **NPI:** 1699474262 (Entity type: Individual)
- **Enumerated:** March 2, 2023
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **State license:** 30950 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 135 N PARKE ST, Aberdeen, MD 21001-2428
- **Phone:** (443) 625-1600 · **Fax:** (410) 272-3306
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Key Point Health Services, Inc. (NPI 1497760847, Aberdeen, MD), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2023
## Record status
- **NPPES last updated:** June 11, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1699474262) · Data from the CMS NPPES public registry.