DR. MARY KATHERINE CHAMBERLAIN M.D.
NPI 1295091650
Obstetrics & Gynecology in Abingdon, VA
About Dr. Mary Katherine Chamberlain M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARY KATHERINE CHAMBERLAIN M.D. (NPI 1295091650) is an individual obstetrics & gynecology provider in Abingdon, Virginia, licensed in Virginia (0101261523) and active in the NPI registry since April 2012. She is enrolled in Medicare PECOS, maintains a secondary practice location in Kenansville, and is a graduate of Other (2012).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Secondary Practice Location 1
Accepted Insurance
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. Mary Katherine Chamberlain 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
3Medicare enrollment records show Mary Chamberlain reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Jacksonville, FL 32207
- Reassigned Medicare billing, Florida enrollment
- 683 clinicians in this Medicare group
Jackson, MS 39202
- Reassigned Medicare billing, Mississippi enrollment
- Medicare enrollment name: Obhg Mississippi PC
- 145 clinicians in this Medicare group
Clearwater, FL 33759
- Reassigned Medicare billing, Florida enrollment
- 2,009 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 24211 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 9
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ABINGDON, VA 24211
ABINGDON, VA 24211
ABINGDON, VA 24211
ABINGDON, VA 24211
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 Mary Chamberlain's NPI number?
The NPI number for Mary Chamberlain is 1295091650. It was assigned to this individual provider in the NPPES registry on April 10, 2012. The provider is also known as Dr. Mary Katherine Mays.
Where is Mary Chamberlain located?
Mary Chamberlain practices at 16000 Johnston Memorial Dr Ste 200, Abingdon, VA 24211. The listed phone number is (276) 628-4335.
What is Mary Chamberlain's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Mary Chamberlain enrolled in Medicare?
Yes. Mary Chamberlain 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 Mary Chamberlain's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Chamberlain reassigns Medicare benefits to 3 organizations: Ob Hospitalist Group LLC (Jacksonville, FL), Obhg Mississippi, P.C. (Jackson, MS) and Baycare Medical Group, Inc. (Clearwater, FL). 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 Mary Chamberlain's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mary Chamberlain accept?
Health plans from AmeriHealth Caritas Next, Blue Cross and Blue Shield of Alabama, Cigna HealthCare of Florida, Inc. and Cigna Healthcare list Mary Chamberlain as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Mary Chamberlain was last updated on June 18, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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. Mary Katherine Chamberlain, M.D. · NPI 1295091650
Obstetrics & Gynecology physician in Abingdon, Virginia. Individual provider, active in the CMS NPPES registry since April 10, 2012.
## Identity
- **NPI:** 1295091650 (Entity type: Individual)
- **Enumerated:** April 10, 2012
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** 0101261523 (Virginia)
- **Sole proprietor:** No
## Practice location
- **Address:** 16000 JOHNSTON MEMORIAL DR STE 200, Abingdon, VA 24211-7664
- **Phone:** (276) 628-4335
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Ob Hospitalist Group LLC (NPI 1154163533, Jacksonville, FL); Obhg Mississippi, P.C. (NPI 1083995674, Jackson, MS); Baycare Medical Group, Inc. (NPI 1043269871, Clearwater, FL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2012
## Record status
- **NPPES last updated:** June 18, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1295091650) · Data from the CMS NPPES public registry.