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DR. BARBARA L OBRIEN M.D.
NPI 1821097304
Internal Medicine - Gastroenterology in Parkersburg, WV

Active since July 18, 2005PECOS EnrolledAccepts Medicare Assignment
801 GARFIELD AVE STE 100, PARKERSBURG, WV 26101(304) 424-4330 Get Directions Write a Review

NPPES record last updated: February 27, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Feb 27, 2025, May 13, 2020 (2 updates tracked since 2020).

About Dr. Barbara L Obrien M.d. NPPES

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

DR. BARBARA L OBRIEN M.D. (NPI 1821097304) is an individual gastroenterology provider in Parkersburg, West Virginia, licensed in Alabama (12816) and active in the NPI registry since July 2005. She is enrolled in Medicare PECOS, is affiliated with Soin Medical Center, and maintains a secondary practice location in Dayton.

NPPES Registry Identity

NPI1821097304
Entity TypeIndividualFemale
Primary Taxonomy207RG0100X
Provider Legal NameDR. BARBARA L OBRIENCredential: M.D.
Location Address801 GARFIELD AVE STE 100Parkersburg, WV 26101-5312
Mailing Address661 Washington DrFairhope, AL 36532-3119 · (251) 990-6443
Phone(304) 424-4330
Sole ProprietorNo
Medical School CMSOtherGraduated 1992
Enumeration DateJuly 18, 2005
Last NPPES UpdateFebruary 27, 20252 updates tracked since enumeration
NPPES CertifiedFebruary 27, 2025
✔ NPI 1821097304 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
Licenses✔ Licensed in AL · 12816✔ Licensed in OH · 35.141519
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
801 GARFIELD AVE STE 100, Parkersburg, WV 26101
Open in Google Maps ↗

Secondary Practice Location 1

Location 17700 Washington Village Dr Ste 120Dayton, OH 45459-4071 · Phone (937) 425-4144 · Fax (937) 425-4146

Other Identifiers 8

Other7878382AL · Aetna
Medicaid009976530AL
OtherC73817AL · Healthspring
Other100015928AL · Rr Medicare
Other721383260AL · Tricare
Other051512469AL · Bcbs
Other051513984AL · Bcbs
Other2900070AL · United Healthcare

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Barbara L Obrien M.d. 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 ID6204029986
PECOS Enrollment IDI20210316002057
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.

Medicare Billing Reassignments

3

Medicare enrollment records show Barbara Obrien reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Kettering Independent Medical Group Inc
145 mi
Orthopaedic Surgery
1 PRESTIGE PL, SUITE 910
Miamisburg, OH 45342
  • Reassigned Medicare billing, Ohio enrollment
  • 984 clinicians in this Medicare group
NPI 1629387865 (937) 762-1629
Mercy Health Physicians Cincinnati Specialty Care LLC
151 mi
Surgery
4600 MCAULEY PL STE 600
Blue Ash, OH 45242
  • Reassigned Medicare billing, Ohio enrollment
  • 481 clinicians in this Medicare group
NPI 1154942795 (888) 696-3541
Gastroenterologists PC
702 mi
Gastroenterology
1625 N ALSTON ST
Foley, AL 36535
  • Reassigned Medicare billing, Alabama enrollment
  • 6 clinicians in this Medicare group
NPI 1073694659 (251) 970-1954

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
41 services27 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
19 services19 patients
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239
This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.
14 services14 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Soin Medical Center

Acute Care Hospitals · Beaver Creek, OH
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number360360
Location3535 Pentagon Park BlvdBeaver Creek, OH 45431 · Greene County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 26101 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
$124.46 typical visit price
range $53.20 – $164.59
Typical copayment $31.11 (range $13.30 – $41.14)
Most-billed visit code 99204
Established Patient
$94.81 typical visit price
range $16.47 – $133.29
Typical copayment $23.70 (range $4.11 – $33.32)
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.

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 Barbara Obrien's NPI number?

The NPI number for Barbara Obrien is 1821097304. It was assigned to this individual provider in the NPPES registry on July 18, 2005.

Where is Barbara Obrien located?

Barbara Obrien practices at 801 Garfield Ave Ste 100, Parkersburg, WV 26101. The listed phone number is (304) 424-4330.

What is Barbara Obrien's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Barbara Obrien enrolled in Medicare?

Yes. Barbara Obrien 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.

Which organizations bill Medicare for Barbara Obrien's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Barbara Obrien reassigns Medicare benefits to 3 organizations: Kettering Independent Medical Group Inc (Miamisburg, OH), Mercy Health Physicians Cincinnati Specialty Care LLC (Blue Ash, OH) and Gastroenterologists PC (Foley, AL). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Barbara Obrien's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Barbara Obrien accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, CareSource and MedMutual and 2 other insurers list Barbara Obrien as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Barbara Obrien affiliated with any hospitals?

According to CMS data, Barbara Obrien is affiliated with Soin Medical Center.

When was this NPI record last updated?

The NPPES record for Barbara Obrien was last updated on February 27, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.