YUN HEE AHN CRNP
NPI 1215327747
Nurse Practitioner - Primary Care in Pikesville, MD
About Yun Hee Ahn Crnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
YUN HEE AHN CRNP (NPI 1215327747) is an individual primary care provider in Pikesville, Maryland, licensed in Maryland (R198983) and active in the NPI registry since February 2015. She is enrolled in Medicare PECOS and is a graduate of Johns Hopkins University School Of Medicine (2013).
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
Yun Hee Ahn Crnp 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 Yun Hee Ahn reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Towson, MD 21286
- Reassigned Medicare billing, Maryland enrollment
- 39 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 4
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21208 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 9
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
PIKESVILLE, MD 21208
PIKESVILLE, MD 21208
PIKESVILLE, MD 21208
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 Yun Hee Ahn's NPI number?
The NPI number for Yun Hee Ahn is 1215327747. It was assigned to this individual provider in the NPPES registry on February 5, 2015.
Where is Yun Hee Ahn located?
Yun Hee Ahn practices at 1838 Greene Tree Rd Ste 135, Pikesville, MD 21208. The listed phone number is (443) 471-0460.
What is Yun Hee Ahn's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Primary Care, with taxonomy code 363LP2300X.
Is Yun Hee Ahn enrolled in Medicare?
Yes. Yun Hee Ahn 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 Yun Hee Ahn's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Yun Hee Ahn reassigns Medicare benefits to Clinical Associates P A (Towson, 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 Yun Hee Ahn'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 Yun Hee Ahn was last updated on November 11, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 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.
# Yun Hee Ahn, CRNP · NPI 1215327747
Primary Care physician in Pikesville, Maryland. Individual provider, active in the CMS NPPES registry since February 5, 2015.
## Identity
- **NPI:** 1215327747 (Entity type: Individual)
- **Enumerated:** February 5, 2015
- **Primary specialty:** Nurse Practitioner - Primary Care · taxonomy 363LP2300X
- **State license:** R198983 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 1838 GREENE TREE RD STE 135, Pikesville, MD 21208-7108
- **Phone:** (443) 471-0460
## 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:** Clinical Associates P A (NPI 1871973628, Towson, MD), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Johns Hopkins University School Of Medicine, class of 2013
## Record status
- **NPPES last updated:** November 11, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1215327747) · Data from the CMS NPPES public registry.