BILLIE J. BARKER MD – NPI #1952307951
Internal Medicine

An internist who diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.

Health Care Provider Taxonomy Code for Internal Medicine

BILLIE BARKER is a physician located in PITTSBURGH, PA. NPPES has assigned the NPI number 1952307951 to BILLIE BARKER on June 23, 2005. It is a Type-1 NPI, indicating this NPI number is associated with an individual. According to the NPI data, there are 2 additional location(s) assigned to this provider which are listed below. With multiple taxonomy codes selected, the primary taxonomy selected by this provider is 207RC0200X from the Health Care Provider Taxonomy code set, which is classified as Internal Medicine, specializing in Critical Care Medicine

The NPI profile was last updated on Feb 25, 2026. Use the NPI data found here to bill health insurance companies, identify providers enrolled in Medicare and Medicaid services or other HIPAA compliant transactions. See the complete NPI profile for BILLIE BARKER below.

NPI Profile for
BILLIE J. BARKER

NPI Number
1952307951
Enumeration Date

(about 21 years ago)
Entity Type
Type-1  Individual (Male)
Legal Name
BILLIE J. BARKER
Credentials
MD
Primary location
490 E NORTH AVE STE 305
PITTSBURGH, PA 15212-4740
Phone: (412) 359-6656 Fax: (412) 359-6653
2 Other location(s):
1000 Dutch Ridge Rd
Beaver, PA 15009-9727
Phone: (724) 773-6403
Fax: (724) 770-7943
70 Medical Center Cir Ste 308
Fishersville, VA 22939-2273
Phone: (540) 245-7190
Fax: (540) 245-7191
Mailing address
4 ALLEGHENY CTR FL 7
PITTSBURGH, PA 15212-5227
Phone: (412) 359-6656 Fax:
Sole Proprietor
No
Updated
Certification Date
Feb 25, 2026

Note: NPPES allows providers to attest to the accuracy of their NPI data. When a provider request any change to the NPI record, they will be able to attest to their changed NPI data, resulting in an updated certification date.

Identifiers

Identifiers for BILLIE BARKER

Identifiers are used to associate other provider identifiers such as Medicaid or other insurers (ie:, Blue Cross, Blue Shield, Aetna, Kaiser-Permanente, etc.), with their NPI number. These identifiers can be used in matching an NPI number to an insurer's records. However, not all providers have such numbers and not all providers choose to include them in their NPI information.

DescriptionIssuerStateIdentifier
medicaidOH2419813
medicaidPA1023149530001
medicaidWV1842052000
Taxonomy Code(s)

A taxonomy code is a code that describes the health care service provider's type, classification, and the area of specialization. The primary specialty for this provider is indicated as (Primary) below.

Taxonomy Classification / Specialization State License
207RC0200X
- Internal Medicine / Critical Care Medicine (Primary)		 PA MD435906
207RP1001X
- Internal Medicine / Pulmonary Disease		 PA MD435906
207R00000X
- Internal Medicine		 WV 21205

The taxonomy codes are selected by the provider at the time of NPI registration. Selection of a taxonomy code does not replace any credentialing or validation process that the provider requesting the code should complete.

Additional Information

Education
MEDICAL COLLEGE OF OHIO - Graduated 1999
Offers Telehealth Services
Yes - Telehealth services allows you to talk to your health care provider using audio/video communications, such as Zoom, without actually going in to the doctor's office
Accepts Medicare
This provider accepts Medicare-approved amount as payment in full. The Medicare-approved amount is the total the provider can be paid. When a provider accepts the Medicare-approved amount as payment, you won't be billed for more than the Medicare deductible & coinsureance.
Medicare Ordering & Referring
Provider can:
  • Refer to Part B
  • Order Durable Medical Equipment
  • Refer to Home Health Agency
  • Order Power Mobility Devices
Affiliations
BILLIE BARKER is affiliated with the following medical group(s):
  • HOSPITAL
    • ALLEGHENY GENERAL HOSPITAL
      320 EAST NORTH AVENUE
      PITTSBURGH, PA 15212
    • ALLEGHENY VALLEY HOSPITAL
      1301 CARLISLE ST
      NATRONA, PA 15065
    • WEST PENN HOSPITAL
      4800 FRIENDSHIP AVENUE
      PITTSBURGH, PA 15224

Why is my NPI data (personal information) being displayed publicly?
If you have an active NPI profile, your profile is required to be disclosed according to the FOIA and eFOIA. HIPAA also requires covered providers to share their NPI with other providers, health plans, clearinghouses and any entity that may need it for billing purposes.

How do I correct or change the NPI data displayed here?
At any time, providers can make changes to their NPI profile at NPPES. Login to NPPES to make changes online or call (800) 465-3203 for assistance. Changes made at NPPES will be reflected on this web site within a few days.

Can I hide my NPI profile from the public?
Unfortunately, No. The NPPES discloses health care provider data under the Freedom of Information Act to the public, which means anyone may request such information directly from the National Plan & Provider Enumeration System. See the complete CMS Data Dissemination Notice here.