Jessica O'Brien, PA-C
- Part D claims, 2024
- 2,103
- Industry payments
- $333
- Affiliated sites
- 2
- Medical groups
- 2
- State licenses
- 8
- Practice address
- 5100 Eastern Ave, Baltimore, MD 21224
- Practice phone
- Call (410) 814-4500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Patient First Primary & Urgent Care Bayview
Urgent Care Center · Baltimore, Maryland
Find Jessica O'Brien's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Jessica O'Brien is a physician assistant in Baltimore, Maryland
Jessica O'Brien practices at Patient First Primary & Urgent Care Bayview in Baltimore, Maryland.
Jessica O'Brien's NPI, 1902204340, was assigned on December 17, 2014. Jessica O'Brien holds Maryland license C0008241.
- NPI
- 1902204340NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1658698329
- NPI enumeration date
- December 17, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (410) 814-4500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Jessica O'Brien practices at Patient First Primary & Urgent Care Bayview in Baltimore, Maryland
Jessica O'Brien's primary practice is Patient First Primary & Urgent Care Bayview, at 5100 Eastern Ave, Baltimore, MD 21224. The practice phone is (410) 814-4500.
- Patient First Primary & Urgent Care Bayview5100 Eastern Ave, Baltimore, MD 21224Phone(410) 814-4500
Source: Dmand AI Affiliation Data
Jessica O'Brien is affiliated with 2 sites of care and 2 medical groups
Jessica O'Brien's primary practice is Patient First Primary & Urgent Care Bayview in Baltimore, Maryland. The medical group on file is Patient First. Dmand AI also links Jessica O'Brien to 1 more group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Jessica O'Brien's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Jessica O'Brien practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Patient First Primary & Urgent Care Bayview | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Jessica O'Brien is one of 2,452 physician assistants in Maryland
Physician assistant is Jessica O'Brien's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Dmand AI has Jessica O'Brien's licenses on file in 8 states: Maryland, Arizona, California, District of Columbia, Missouri, North Carolina, South Carolina and Virginia.
Specialties and state licenses
- Physician assistant, MarylandPrimary
- Arizona license
- California license
- District of Columbia license
- Missouri license
- North Carolina license
- South Carolina license
- Virginia license
Physician assistants near Jessica O'Brien
Counts of physician assistants with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Jessica O'Brien's patients have a median age of 72
Across all payers, Dmand AI patient panel data puts Jessica O'Brien's median patient age at 72, with 51% women.
Jessica O'Brien's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women51%
- Men47%
Source: Dmand AI Patient Panel Data
Jessica O'Brien wrote 2,103 Medicare Part D claims in 2024
In 2024, Jessica O'Brien wrote 2,103 Medicare Part D claims for 491 patients. 81% of them were for generic drugs.
Jessica O'Brien's Part D claims by kind of drug, 2024
- Generic1,708 claims81%
- Brand-name395 claims19%
Drug classes CMS tracks in Jessica O'Brien's Part D claims, 2024
- Antibiotics1%14 of 2,103 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Jessica O'Brien takes part in Medicare
Jessica O'Brien accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Jessica O'Brien received $333 in industry payments in 2025
CMS Open Payments shows 5 general payments to Jessica O'Brien from 3 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. CorVista Health, Inc. paid the most, $293.
Companies that paid Jessica O'Brien the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Jessica O'Brien's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Jessica O'Brien
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Jessica O'Brien's NPI number?
Jessica O'Brien's NPI number is 1902204340. It was assigned on December 17, 2014, and it is active in the NPI Registry.
What does Jessica O'Brien specialize in?
Jessica O'Brien is a physician assistant in Baltimore, Maryland. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Jessica O'Brien practice?
Jessica O'Brien practices at 5100 Eastern Ave, Baltimore, MD 21224. Jessica O'Brien's primary practice is Patient First Primary & Urgent Care Bayview in Baltimore, Maryland. Dmand AI also links Jessica O'Brien to 1 group practice or clinic and 1 medical group.
What is Jessica O'Brien's office phone number?
The practice phone on file for Jessica O'Brien is (410) 814-4500.
What is Jessica O'Brien's medical license number?
Jessica O'Brien holds Maryland license C0008241, one of the licenses on file in 8 states.
Which states has Jessica O'Brien been licensed in?
Dmand AI has state licenses on file for Jessica O'Brien in Maryland, Arizona, California, District of Columbia, Missouri, North Carolina, South Carolina and Virginia.
What medical group is Jessica O'Brien part of?
Jessica O'Brien is linked to Patient First. Dmand AI links Jessica O'Brien to 1 more medical group.
Does Jessica O'Brien accept Medicare?
Yes. CMS lists Jessica O'Brien as accepting Medicare assignment.
Has Jessica O'Brien received payments from drug or device companies?
CMS Open Payments shows $333 in general payments to Jessica O'Brien from 3 companies from 2025 to 2025. The largest total came from CorVista Health, Inc.
How long has Jessica O'Brien been practicing?
Jessica O'Brien graduated from medical school in 2014, 12 years ago.
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