Marina O'Brien, PA-C

  • Milwaukee, WI
  • Physician assistant
NPI1932923489PAC ID8628562634
Affiliated sites
2
Medical group
1
State license
1
Year NPI issued
2024
Practice address
2906 South 20th Street, Milwaukee, WI 53215
Practice phone
Call (414) 385-6256
Professional email
Get professional email
Personal email
Get personal email
Mobile number
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Social profiles

Primary practice

Sixteenth Street Community Health Centers - Parkway Clinic

FQHC - Main Site · Milwaukee, Wisconsin

See all 3 affiliations

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Marina O'Brien is a physician assistant in Milwaukee, Wisconsin

Marina O'Brien practices at Sixteenth Street Community Health Centers - Parkway Clinic in Milwaukee, Wisconsin.

Marina O'Brien's NPI, 1932923489, was assigned on November 12, 2024. Marina O'Brien holds Wisconsin license 8738-23.

NPI and contact details
Medicare PAC ID
8628562634
NPI enumeration date
November 12, 2024
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(414) 385-6256
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
27
Medical school graduation
2025

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Marina O'Brien practices at Sixteenth Street Community Health Centers - Parkway Clinic in Milwaukee, Wisconsin

Marina O'Brien's primary practice is Sixteenth Street Community Health Centers - Parkway Clinic, at 2906 South 20th Street, Milwaukee, WI 53215 in Milwaukee County. The practice phone is (414) 385-6256.

  • Sixteenth Street Community Health Centers - Parkway Clinic
    2906 South 20th Street, Milwaukee, WI 53215 · Milwaukee CountyPhone(414) 385-6256

Source: Dmand AI Affiliation Data

Marina O'Brien is affiliated with 2 sites of care and 1 medical group

Marina O'Brien's primary practice is Sixteenth Street Community Health Centers - Parkway Clinic in Milwaukee, Wisconsin. The medical group on file is Sixteenth Street Community Health Centers. Dmand AI also links Marina O'Brien to 1 more group practice or clinic, named with a free account.

See all 3 affiliations for Marina O'Brien

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Marina O'Brien's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Marina O'Brien practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Sixteenth Street Community Health Centers - Parkway ClinicAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Marina O'Brien is one of 3,127 physician assistants in Wisconsin

Physician assistant is Marina O'Brien's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Marina O'Brien is licensed in Wisconsin.

Specialties and state licenses

  • Physician assistant, WisconsinPrimaryLicense 8738-23 · taxonomy 363A00000X

Physician assistants near Marina 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

Marina O'Brien's patients have a median age of 68

Across all payers, Dmand AI patient panel data puts Marina O'Brien's median patient age at 68, with 66% women.

Marina 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 68

Patient panel by sex, all payers

  • Women66%
  • Men34%

Source: Dmand AI Patient Panel Data

How Marina O'Brien takes part in Medicare

Marina 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)

Sources for Marina O'Brien's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Marina 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 Marina O'Brien's NPI number?

Marina O'Brien's NPI number is 1932923489. It was assigned on November 12, 2024, and it is active in the NPI Registry.

What does Marina O'Brien specialize in?

Marina O'Brien is a physician assistant in Milwaukee, Wisconsin. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).

Where does Marina O'Brien practice?

Marina O'Brien practices at 2906 South 20th Street, Milwaukee, WI 53215. Marina O'Brien's primary practice is Sixteenth Street Community Health Centers - Parkway Clinic in Milwaukee, Wisconsin. Dmand AI also links Marina O'Brien to 1 group practice or clinic.

What is Marina O'Brien's office phone number?

The practice phone on file for Marina O'Brien is (414) 385-6256.

What is Marina O'Brien's medical license number?

Marina O'Brien holds Wisconsin license 8738-23.

What medical group is Marina O'Brien part of?

Marina O'Brien is linked to Sixteenth Street Community Health Centers.

Does Marina O'Brien accept Medicare?

Yes. CMS lists Marina O'Brien as accepting Medicare assignment.

How long has Marina O'Brien been practicing?

Marina O'Brien graduated from medical school in 2025, 1 years ago.

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