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MS. FEI XIAO PA-C
NPI 1124341201
Physician Assistant in Baltimore, MD

Active since March 03, 2010PECOS Enrolled
74.39/100
CMS Quality Rating
301 SAINT PAUL ST, BALTIMORE, MD 21202(410) 332-9752 Get Directions Write a Review

NPPES record last updated: December 11, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Dec 11, 2025, Dec 29, 2015 (2 updates tracked since 2015).

About Ms. Fei Xiao Pa-c NPPES

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

MS. FEI XIAO PA-C (NPI 1124341201) is an individual physician assistant in Baltimore, Maryland, licensed in Maryland (C0004097) and active in the NPI registry since March 2010. She is enrolled in Medicare PECOS, is affiliated with Johns Hopkins Hospital, The, and maintains a secondary practice location in Baltimore.

NPPES Registry Identity

NPI1124341201
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameMS. FEI XIAOCredential: PA-C
Location Address301 SAINT PAUL STBaltimore, MD 21202-2102
Mailing Address301 Saint Paul StBaltimore, MD 21202-2102 · (410) 332-9752
Phone(410) 332-9752
Sole ProprietorNo
Medical School CMSOtherGraduated 2009
Enumeration DateMarch 3, 2010
Last NPPES UpdateDecember 11, 20252 updates tracked since enumeration
NPPES CertifiedDecember 11, 2025
✔ NPI 1124341201 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in MD · C0004097
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
301 SAINT PAUL ST, Baltimore, MD 21202
Open in Google Maps ↗

Secondary Practice Location 1

Location 14940 Eastern AveBaltimore, MD 21224-2735 · Phone (410) 550-0100

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ms. Fei Xiao Pa-c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID4789863168
PECOS Enrollment IDI20110201000556
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

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.

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
340 services296 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
31 services31 patients
Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician 93016
An exercise or drug-induced heart stress test with ECG involves monitoring your heart's activity while it's under stress, either from exercise or medication. A doctor supervises the entire procedure to ensure safety and accuracy in results. This test helps detect heart problems.
14 services14 patients

Hospital Affiliations CMS Care Compare 2

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

Johns Hopkins Hospital, The

Acute Care Hospitals · Baltimore, MD
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number210009
Location600 North Wolfe StreetBaltimore, MD 21287 · Baltimore City County
Emergency services Birthing friendly

Johns Hopkins Bayview Medical Center

Acute Care Hospitals · Baltimore, MD
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number210029
Location4940 Eastern AvenueBaltimore, MD 21224 · Baltimore City County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21202 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
$94.08 typical visit price
range $60.73 – $183.44
Typical copayment $23.52 (range $15.18 – $45.86)
Most-billed visit code 99203
Established Patient
$75.47 typical visit price
range $19.60 – $149.17
Typical copayment $18.86 (range $4.90 – $37.29)
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.

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.

74.39/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality64.71
Promoting Interoperability97
Improvement Activities40
Cost52.43

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.

AUDREY FONKAM
Internal Medicine
301 SAINT PAUL ST
BALTIMORE, MD 21202
Baltimore City (410) 332-9808
MR. MICHAEL W HOBAN CRNA
Nurse Anesthetist, Certified Registered
301 SAINT PAUL ST
BALTIMORE, MD 21202
Baltimore City (410) 332-9375
NEUROSURGICAL SPECIALTY SERVICES, LLC
Neurological Surgery
301 SAINT PAUL ST, POB # 310
BALTIMORE, MD 21202
Baltimore City (410) 332-9872
JYLENE CANDELARIA PRUNA PT
Physical Therapist
301 SAINT PAUL ST
BALTIMORE, MD 21202
Baltimore City (410) 659-9688
MICHAEL SELLMAN, M.D., P.A.
Psychiatry & Neurology (Neurology)
301 SAINT PAUL ST, POB 402
BALTIMORE, MD 21202
Baltimore City (410) 347-1891
CHARLES C EDWARDS MD
Orthopaedic Surgery (Orthopaedic Surgery of the Spine)
301 SAINT PAUL ST, SPINE CENTER, LOWER LEVEL
BALTIMORE, MD 21202
Baltimore City (410) 539-3434
UNIVERSITY OF MARYLAND SURGICAL ASSOCIATES, PA
Thoracic Surgery (Cardiothoracic Vascular Surgery)
301 SAINT PAUL ST
BALTIMORE, MD 21202
Baltimore City (667) 214-1718
DRS' POSNER, COX & ASSOCIATES, P.A.
Specialist
301 SAINT PAUL ST, SUITE 718
BALTIMORE, MD 21202
Baltimore City (410) 332-9356

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 Fei Xiao's NPI number?

The NPI number for Fei Xiao is 1124341201. It was assigned to this individual provider in the NPPES registry on March 3, 2010.

Where is Fei Xiao located?

Fei Xiao practices at 301 Saint Paul St, Baltimore, MD 21202. The listed phone number is (410) 332-9752.

What is Fei Xiao's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Fei Xiao enrolled in Medicare?

Yes. Fei Xiao is registered in the Medicare PECOS enrollment system.

Is Fei Xiao affiliated with any hospitals?

According to CMS data, Fei Xiao is affiliated with Johns Hopkins Hospital, The and Johns Hopkins Bayview Medical Center.

When was this NPI record last updated?

The NPPES record for Fei Xiao was last updated on December 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.