MRS. SHELLEY MARKS O'BRIEN APRN
NPI 1326984790
Nurse Practitioner - Family in Lafayette, LA

Q: What is Shelley O'brien's NPI number?

The NPI number for Shelley O'brien is 1326984790. It was assigned to this individual provider in the NPPES registry on April 27, 2026.

Q: What is Shelley O'brien's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Q: When was this NPI record last updated?

The NPPES record for Shelley O'brien was last updated on April 27, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months 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 April 27, 2026PECOS Enrolled

155 HOSPITAL DR STE 303, LAFAYETTE, LA 70503(337) 289-8282 Get Directions Write a Review

NPPES record last updated: April 27, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

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About Mrs. Shelley Marks O'brien Aprn NPPES

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

MRS. SHELLEY MARKS O'BRIEN APRN (NPI 1326984790) is an individual family provider in Lafayette, Louisiana, licensed in Louisiana (245681) and active in the NPI registry since April 2026. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1326984790

Entity TypeIndividualFemale

Primary Taxonomy363LF0000X

Provider Legal NameMRS. SHELLEY MARKS O'BRIENCredential: APRN

Location Address155 HOSPITAL DR STE 303Lafayette, LA 70503-2852

Mailing Address155 Hospital Dr Ste 303Lafayette, LA 70503-2852 · (337) 289-8282

Phone(337) 289-8282

Sole ProprietorNo

Enumeration DateApril 27, 2026

NPPES CertifiedApril 27, 2026

✔ NPI 1326984790 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LF0000X

License✔ Licensed in LA · 245681

155 HOSPITAL DR STE 303, Lafayette, LA 70503

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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 (PECOS)

Mrs. Shelley Marks O'brien Aprn is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 70503 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

$83.60 typical visit price

range $53.43 – $164.73

Typical copayment $20.90 (range $13.35 – $41.18)

Most-billed visit code 99203

Established Patient

$95.09 typical visit price

range $16.64 – $133.62

Typical copayment $23.77 (range $4.16 – $33.40)

Most-billed visit code 99214

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 2

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

MARINE ISAKADZE MD

Psychiatry & Neurology (Neurology)

155 HOSPITAL DR STE 303
LAFAYETTE, LA 70503

Lafayette Parish (337) 571-2917

DR. AMANDA LEMOINE ALLEYN M.D.

Obstetrics & Gynecology

155 HOSPITAL DR STE 303
LAFAYETTE, LA 70503

Lafayette Parish (337) 235-4460

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 Shelley O'brien's NPI number?

The NPI number for Shelley O'brien is 1326984790. It was assigned to this individual provider in the NPPES registry on April 27, 2026.

Where is Shelley O'brien located?

Shelley O'brien practices at 155 Hospital Dr Ste 303, Lafayette, LA 70503. The listed phone number is (337) 289-8282.

What is Shelley O'brien's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Shelley O'brien enrolled in Medicare?

Yes. Shelley O'brien is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Shelley O'brien was last updated on April 27, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months 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.