Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ANGEL LIU PA
NPI 1619691599
Physician Assistant in Baltimore, MD

Q: What is Angel Liu's NPI number?

The NPI number for Angel Liu is 1619691599. It was assigned to this individual provider in the NPPES registry on October 3, 2022.

Q: What is Angel Liu's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Angel Liu was last updated on August 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 days 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.

Active since October 03, 2022PECOS Enrolled

227 SAINT PAUL ST, BALTIMORE, MD 21202(410) 783-5858(410) 783-5864 Get Directions Write a Review

NPPES record last updated: August 18, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Aug 18, 2026, Mar 24, 2026, Oct 3, 2022 (3 updates tracked since 2022).

On this page

About Angel Liu Pa NPPES

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

ANGEL LIU PA (NPI 1619691599) is an individual physician assistant in Baltimore, Maryland, licensed in Maryland (C0009170) and active in the NPI registry since October 2022. She is enrolled in Medicare PECOS, is affiliated with Mercy Medical Center Inc, and maintains a secondary practice location in Baltimore.

NPPES Registry Identity

NPI1619691599

Entity TypeIndividualFemale

Primary Taxonomy363A00000X

Provider Legal NameANGEL LIUCredential: PA

Location Address227 SAINT PAUL STBaltimore, MD 21202-2001

Mailing Address6201 Greenleigh AveMiddle River, MD 21220-2004 · (410) 933-2704 · Fax (410) 500-4266

Phone(410) 783-5858

Fax(410) 783-5864

Sole ProprietorNo

Medical School CMSOtherGraduated 2023

Enumeration DateOctober 3, 2022

Last NPPES UpdateAugust 18, 20263 updates tracked since enumeration

NPPES CertifiedAugust 18, 2026

✔ NPI 1619691599 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 · C0009170

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.

227 SAINT PAUL ST, Baltimore, MD 21202

Open in Google Maps ↗

Secondary Practice Location 1

Location 11800 Orleans StBaltimore, MD 21287-0010 · Phone (410) 502-2037

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Angel Liu Pa 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 ID3678924586

PECOS Enrollment IDI20240104003117

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.

Hospital Affiliations CMS Care Compare

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

Mercy Medical Center Inc

Acute Care Hospitals · Baltimore, MD

4/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number210008

Location301 Saint Paul PlaceBaltimore, MD 21202 · 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.

Other Providers at the Same Location NPPES 19

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

CHRISTINE E. O CONNOR MD

Obstetrics & Gynecology (Gynecologic Oncology)

227 SAINT PAUL ST, 6TH FLOOR
BALTIMORE, MD 21202

Baltimore City (410) 332-9002

KATELYNN GENEVIEVE DOUGHERTY SOPER DNP, FNP-BC

Nurse Practitioner (Family)