CAYLYNN YAO M.D.
NPI 1306424221
Anesthesiology in Clinton, MD
About Caylynn Yao M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CAYLYNN YAO M.D. (NPI 1306424221) is an individual anesthesiology provider in Clinton, Maryland, licensed in Maryland (D0103674) and active in the NPI registry since March 2021. She is enrolled in Medicare PECOS, is affiliated with Medstar Southern Maryland Hospital Center, and is a graduate of George Washington University School Of Medicine (2021).
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
Caylynn Yao 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 Reassignment
Medicare enrollment records show Caylynn Yao reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Washington, DC 20036
- Reassigned Medicare billing, District of Columbia enrollment
- 3,530 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Medstar Southern Maryland Hospital Center
Acute Care Hospitals · Clinton, MDOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CLINTON, MD 20735
CLINTON, MD 20735
CLINTON, MD 20735
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 Caylynn Yao's NPI number?
The NPI number for Caylynn Yao is 1306424221. It was assigned to this individual provider in the NPPES registry on March 31, 2021.
Where is Caylynn Yao located?
Caylynn Yao practices at 7503 Surratts Rd, Clinton, MD 20735. The listed phone number is (301) 868-8000.
What is Caylynn Yao's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Caylynn Yao enrolled in Medicare?
Yes. Caylynn Yao 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 Caylynn Yao's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Caylynn Yao reassigns Medicare benefits to Medstar Medical Group II LLC (Washington, DC). 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 Caylynn Yao's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Caylynn Yao affiliated with any hospitals?
According to CMS data, Caylynn Yao is affiliated with Medstar Southern Maryland Hospital Center.
When was this NPI record last updated?
The NPPES record for Caylynn Yao was last updated on June 27, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.
# Caylynn Yao, M.D. · NPI 1306424221
Anesthesiology physician in Clinton, Maryland. Individual provider, active in the CMS NPPES registry since March 31, 2021.
## Identity
- **NPI:** 1306424221 (Entity type: Individual)
- **Enumerated:** March 31, 2021
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** D0103674 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 7503 SURRATTS RD, Clinton, MD 20735-3358
- **Phone:** (301) 868-8000
## 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:** Medstar Medical Group II LLC (NPI 1376887844, Washington, DC), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** George Washington University School Of Medicine, class of 2021
## Record status
- **NPPES last updated:** June 27, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1306424221) · Data from the CMS NPPES public registry.