DR. KRISTEN STONE MULHERN M.D.
NPI 1104824457
Obstetrics & Gynecology in Center Valley, PA
About Dr. Kristen Stone Mulhern M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. KRISTEN STONE MULHERN M.D. (NPI 1104824457) is an individual obstetrics & gynecology provider in Center Valley, Pennsylvania, licensed in Pennsylvania (MD465399) and active in the NPI registry since July 2005. She is enrolled in Medicare PECOS, is affiliated with St Lukes Quakertown Hospital, and is a graduate of Loyola University Of Chicago, Stritch School Of Medicine (1999).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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. Kristen Stone Mulhern 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 Kristen Stone Mulhern reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Center Valley, PA 18034
- Reassigned Medicare billing, Pennsylvania enrollment
- Medicare enrollment name: St Lukes Physician Group Inc
- 2,851 clinicians in this Medicare group
Bethlehem, PA 18015
- Reassigned Medicare billing, Pennsylvania enrollment
- 318 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 2
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
St Lukes Quakertown Hospital
Acute Care Hospitals · Quakertown, PASt Luke's Hospital Bethlehem
Acute Care Hospitals · Bethlehem, PAGrand View Health
Acute Care Hospitals · Sellersville, PALehigh Valley Hospital
Acute Care Hospitals · Allentown, PAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 18034 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 3
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 Kristen Stone Mulhern's NPI number?
The NPI number for Kristen Stone Mulhern is 1104824457. It was assigned to this individual provider in the NPPES registry on July 11, 2005.
Where is Kristen Stone Mulhern located?
Kristen Stone Mulhern practices at 5445 Lanark Rd Ste 201, Center Valley, PA 18034. The listed phone number is (484) 526-5270.
What is Kristen Stone Mulhern's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Kristen Stone Mulhern enrolled in Medicare?
Yes. Kristen Stone Mulhern 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 Kristen Stone Mulhern's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Kristen Stone Mulhern reassigns Medicare benefits to 2 organizations: St. Luke's Physician Group, Inc. (Center Valley, PA) and Star Community Health, Inc (Bethlehem, PA). 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 Kristen Stone Mulhern's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Kristen Stone Mulhern affiliated with any hospitals?
According to CMS data, Kristen Stone Mulhern is affiliated with St Lukes Quakertown Hospital, St Luke's Hospital Bethlehem, Grand View Health and Lehigh Valley Hospital.
When was this NPI record last updated?
The NPPES record for Kristen Stone Mulhern was last updated on December 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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. Kristen Stone Mulhern, M.D. · NPI 1104824457
Obstetrics & Gynecology physician in Center Valley, Pennsylvania. Individual provider, active in the CMS NPPES registry since July 11, 2005.
## Identity
- **NPI:** 1104824457 (Entity type: Individual)
- **Enumerated:** July 11, 2005
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** MD465399 (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 5445 LANARK RD STE 201, Center Valley, PA 18034-8694
- **Phone:** (484) 526-5270
## 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): St. Luke's Physician Group, Inc. (NPI 1194306647, Center Valley, PA); Star Community Health, Inc (NPI 1033686159, Bethlehem, PA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Loyola University Of Chicago, Stritch School Of Medicine, class of 1999
## Record status
- **NPPES last updated:** December 8, 2025
- **Other identifiers:** Other CA5143 (IL); Other 31602433 (IL); Medicaid 036108170 (IL)
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Source: [NPI Profile](https://npiprofile.com/npi/1104824457) · Data from the CMS NPPES public registry.