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JESSICA O'BRIEN P.A.-C.
NPI 1902204340
Physician Assistant in Baltimore, MD

Active since December 17, 2014PECOS EnrolledAccepts Medicare Assignment
5100 EASTERN AVE, BALTIMORE, MD 21224(410) 814-4500 Get Directions Write a Review

NPPES record last updated: December 8, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Dec 8, 2025, Dec 2, 2025, Nov 20, 2022 and 1 more (4 updates tracked since 2016).

About Jessica O'brien P.a.-c. NPPES

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

JESSICA O'BRIEN P.A.-C. (NPI 1902204340) is an individual physician assistant in Baltimore, Maryland, licensed in Maryland (C0008241) and active in the NPI registry since December 2014. She is enrolled in Medicare PECOS and is a graduate of Other (2014).

NPPES Registry Identity

NPI1902204340
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameJESSICA O'BRIENCredential: P.A.-C.
Location Address5100 EASTERN AVEBaltimore, MD 21224-2772
Mailing Address5100 Eastern AveBaltimore, MD 21224-2772 · (410) 814-4500 · Fax (410) 400-8600
Phone(410) 814-4500
Sole ProprietorNo
Medical School CMSOtherGraduated 2014
Enumeration DateDecember 17, 2014
Last NPPES UpdateDecember 8, 20254 updates tracked since enumeration
NPPES CertifiedDecember 8, 2025
✔ NPI 1902204340 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
Licenses✔ Licensed in MD · C0008241✔ Licensed in AZ · 7734✔ Licensed in NC · 0010-12772✔ Licensed in DC · PA031097✔ Licensed in CA · PA52917✔ Licensed in SC · PA3404✔ Licensed in VA · 0110-008469✔ Licensed in MO · 2022042041
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.
5100 EASTERN AVE, Baltimore, MD 21224
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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

Jessica O'brien P.a.-c. 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 ID1658698329
PECOS Enrollment IDI20150318001762, I20251210003333
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21224 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 18

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

VICTOR G MCGLAUGHLIN JR. M.D.
Family Medicine
5100 EASTERN AVE
BALTIMORE, MD 21224
Baltimore City (410) 814-4500
DR. MARINA PULINI-FRANKS M.D.
Internal Medicine
5100 EASTERN AVE
BALTIMORE, MD 21224
Baltimore City (410) 814-4500
NATELAINE E FRIPP MD
Family Medicine
5100 EASTERN AVE
BALTIMORE, MD 21224
Baltimore City (410) 814-4500
KEENA DILLARD P.A.-C
Physician Assistant
5100 EASTERN AVE
BALTIMORE, MD 21224
Baltimore City (410) 814-4500
MR. RUSSELL EUGENE COTE MPAS, PA-C
Physician Assistant (Medical)
5100 EASTERN AVE
BALTIMORE, MD 21224
Baltimore City (410) 814-4500
MICHAEL LEE HUTCHISON
Physician Assistant
5100 EASTERN AVE
BALTIMORE, MD 21224
Baltimore City (410) 814-4500
CLEO KHRISTINE SD SOLOMON M.D.
Internal Medicine
5100 EASTERN AVE
BALTIMORE, MD 21224
Baltimore City (410) 814-4500
HOLLY ANN HANCOCK
Nurse Practitioner (Family)
5100 EASTERN AVE
BALTIMORE, MD 21224
Baltimore City (410) 814-4500

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 Jessica O'brien's NPI number?

The NPI number for Jessica O'brien is 1902204340. It was assigned to this individual provider in the NPPES registry on December 17, 2014.

Where is Jessica O'brien located?

Jessica O'brien practices at 5100 Eastern Ave, Baltimore, MD 21224. The listed phone number is (410) 814-4500.

What is Jessica O'brien's specialty?

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

Is Jessica O'brien enrolled in Medicare?

Yes. Jessica O'brien 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.

When was this NPI record last updated?

The NPPES record for Jessica O'brien was last updated on December 8, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.