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DR. CLAYTON TYAN CHIEM DNP-CRNA
NPI 1841898327
Nurse Anesthetist, Certified Registered in Philadelphia, PA

Active since October 15, 2020Accepts Medicare Assignment
10800 KNIGHTS RD, PHILADELPHIA, PA 19114(215) 612-4000 Get Directions Write a Review

NPPES record last updated: December 26, 2020. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Dec 26, 2020, Oct 15, 2020 (2 updates tracked since 2020).

About Dr. Clayton Tyan Chiem Dnp-crna NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. CLAYTON TYAN CHIEM DNP-CRNA (NPI 1841898327) is an individual nurse anesthetist, certified registered in Philadelphia, Pennsylvania, licensed in Pennsylvania (131847) and active in the NPI registry since October 2020. He is affiliated with Jefferson Health- Northeast and is a graduate of Jefferson Medical College Of Thomas Jefferson University (2020).

NPPES Registry Identity

NPI1841898327
Entity TypeIndividualMale
Primary Taxonomy367500000X
Provider Legal NameDR. CLAYTON TYAN CHIEMCredential: DNP-CRNA
Location Address10800 KNIGHTS RDPhiladelphia, PA 19114-4200
Mailing Address10800 Knights RdPhiladelphia, PA 19114-4200 · (215) 612-4000
Phone(215) 612-4000
Sole ProprietorNo
Medical School CMSJefferson Medical College Of Thomas Jefferson UniversityGraduated 2020
Enumeration DateOctober 15, 2020
Last NPPES UpdateDecember 26, 20202 updates tracked since enumeration
NPPES CertifiedDecember 26, 2020
✔ NPI 1841898327 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Anesthetist, Certified RegisteredPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code367500000X
License✔ Licensed in PA · 131847
Definition
(1) A licensed registered nurse with advanced specialty education in anesthesia who, in collaboration with appropriate health care professionals, provides preoperative, intraoperative, and postoperative care to patients and assists in management and resuscitation of critical patients in intensive care, coronary care, and emergency situations. Nurse anesthetists are certified following successful completion of credentials and state licensure review and a national examination directed by the Council on Certification of Nurse Anesthetists. (2) A registered nurse who is qualified by special training to administer anesthesia in collaboration with a physician or dentist and who can assist in the care of patients who are in critical condition.
10800 KNIGHTS RD, Philadelphia, PA 19114
Open in Google Maps ↗

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. Clayton Tyan Chiem Dnp-crna 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.

PECOS PAC ID5799105128
PECOS Enrollment IDI20201023000165

Medicare Billing Reassignment

Medicare enrollment records show Clayton Chiem reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Aria Health Physician Services
Same address
Hematology & Oncology
10800 KNIGHTS RD FL 3
Philadelphia, PA 19114
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 490 clinicians in this Medicare group
NPI 1942471024 (215) 890-3030

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 3

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.

Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 00731
This procedure involves the use of an endoscope, a flexible tube with a light and camera, to examine your esophagus, stomach, or upper small bowel. Anesthesia ensures you are comfortable and pain-free during the procedure.
22 services22 patients
Anesthesia for x-ray or radiation therapy 01922
Anesthesia for x-ray or radiation therapy involves administering medication to help you relax or sleep during the procedure. It's used to ensure comfort, minimize movement, and reduce anxiety. The type of anesthesia used depends on the procedure and patient's health.
18 services18 patients
Anesthesia for other procedure on urinary system through urethra 00910
Anesthesia for a procedure on the urinary system through the urethra involves using medicine to numb sensation in the area. This is done to ensure you feel no pain or discomfort during the procedure. The medicine can be given locally, regionally, or generally, depending on the specifics of your procedure.
11 services11 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Jefferson Health- Northeast

Acute Care Hospitals · Philadelphia, PA
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390115
Location10800 Knights RoadPhiladelphia, PA 19114 · Philadelphia County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19114 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$137.17 typical visit price
range $59.88 – $180.99
Typical copayment $34.29 (range $14.97 – $45.24)
Most-billed visit code 99204
Established Patient
$74.47 typical visit price
range $19.30 – $147.29
Typical copayment $18.61 (range $4.82 – $36.82)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

MANSI SHETH DO
Student in an Organized Health Care Education/Training Program
10800 KNIGHTS RD
PHILADELPHIA, PA 19114
Philadelphia County (215) 612-5161
CHERYL LYNNE GEE-MAURER CRNP
Nurse Practitioner (Primary Care)
10800 KNIGHTS RD
PHILADELPHIA, PA 19114
Philadelphia County (215) 612-4000
HEATHER MOORE RN
Nurse Anesthetist, Certified Registered
10800 KNIGHTS RD
PHILADELPHIA, PA 19114
Philadelphia County (215) 612-4000
IAN LUMSDEN PA-C
Surgery (Trauma Surgery)
10800 KNIGHTS RD
PHILADELPHIA, PA 19114
Philadelphia County (215) 612-4064
PETER J GRELLA
Student in an Organized Health Care Education/Training Program
10800 KNIGHTS RD
PHILADELPHIA, PA 19114
Philadelphia County (215) 612-5161
DR. KRISHNA KOTHAMASU DO
Student in an Organized Health Care Education/Training Program
10800 KNIGHTS RD
PHILADELPHIA, PA 19114
Philadelphia County (215) 612-4000
GRETCHEN DAWN OVERTON DPM
Student in an Organized Health Care Education/Training Program
10800 KNIGHTS RD
PHILADELPHIA, PA 19114
Philadelphia County (215) 612-5161
MS. BONNIE VITTI-HUOT PA-C
Physician Assistant
10800 KNIGHTS RD
PHILADELPHIA, PA 19114
Philadelphia County (215) 612-4000

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 Clayton Chiem's NPI number?

The NPI number for Clayton Chiem is 1841898327. It was assigned to this individual provider in the NPPES registry on October 15, 2020.

Where is Clayton Chiem located?

Clayton Chiem practices at 10800 Knights Rd, Philadelphia, PA 19114. The listed phone number is (215) 612-4000.

What is Clayton Chiem's specialty?

The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.

Is Clayton Chiem enrolled in Medicare?

Yes. Clayton Chiem 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 Clayton Chiem's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Clayton Chiem reassigns Medicare benefits to Aria Health Physician Services (Philadelphia, PA). 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 Clayton Chiem's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Clayton Chiem affiliated with any hospitals?

According to CMS data, Clayton Chiem is affiliated with Jefferson Health- Northeast.

When was this NPI record last updated?

The NPPES record for Clayton Chiem was last updated on December 26, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.