Sarah O'Brien, NP
Nurse Practitioner · Chicago, IL
Sarah O'Brien, NP is a nurse practitioner with a practice address in Chicago, Illinois, and NPI 1316301385, issued on Apr 6, 2016. Check the license with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Sarah O'Brien
- Credential
- NP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 71006178A IN
Self-reported in NPPES; status is on the state search - Practice location
- 1725 W Harrison St Ste 1156, Chicago, IL 60612
- Phone
- (312) 563-2716
- Enumerated
- Apr 6, 2016
- Record last updated
- Feb 19, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (312) 563-0547
- Medicare enrollment
- Enrolled (PECOS I20180419001213); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 4,892 in Illinois → Look up another NPI →
Also registered at 1725 W Harrison St Ste 1156
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Sarah O'Brien in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average nurse practitioner in 2024
98 Medicare Part D claims for 52 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. 27 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen23 claims
- Cephalexin14 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Cardiothoracic And Vascular Surgical Associates S COak Lawn, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sarah O'Brien among 4,892 nurse practitioner records in Illinois
Sarah O'Brien, NP is one of 4,892 nurse practitioner records with a practice address in Illinois. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 36% of them.
- NPI issued2016 · 36% of these records are older, 58% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2015 · median 2018 among the 3,389 with a school on file
- Record last updated2019 · 36% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
952 nurse practitioner records list a practice address in Chicago
They are 952 of the 63,379 NPPES records with a practice address in Chicago, and 4,892 nurse practitioner records in Illinois.
All 4,892 in Illinois → Every provider in Chicago → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Lynne Braun, N.P.Chicago, IL 606121023033313
- Janet Donegan, NPChicago, IL 606121104897792
- Irene Haapoja, N.P.Chicago, IL 606121841259132
- Daniel Maher, N.P.Chicago, IL 606121760431985
- Sharon Manson, N.P.Chicago, IL 606121568422236
- Mary Maryland, NP-C, PHD, MSNChicago, IL 606121093740953
- Susan Moore, N.P.Chicago, IL 606121548220254
- Edna Moore-Burke, CNP, MS, RNChicago, IL 606121164499208
Common questions
What is Sarah O'Brien, NP's NPI number?
Sarah O'Brien, NP's National Provider Identifier (NPI) is 1316301385, issued on Apr 6, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Sarah O'Brien, NP located?
The NPPES record lists a practice address at 1725 W Harrison St Ste 1156, Chicago, IL, 60612. Phone: (312) 563-2716. Providers update this record themselves, so call before visiting.
How can I verify Sarah O'Brien, NP's license?
Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Sarah O'Brien, NP prescribe under Medicare Part D?
In 2024, Sarah O'Brien, NP had 98 Medicare Part D claims for 52 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.