BILLIE J BARKER, MD — NPI 1952307951 (Board-Certified Internist (Adult Diagnostic & Chronic Disease Physician) in PITTSBURGH, PA)

CMS-1500 Box 24J / 33a • NPI

1952307951

Type 1 Individual Rendering/Ordering

HIPAA NUCC Taxonomy • CMS Code

207RC0200X (CMS 11)

Board-Certified Internist (Adult Diagnostic & Chronic Disease Physician)

Box 32 Service Location & ZIP+4

490 E NORTH AVE STE 305, PITTSBURGH, PA, 15212-4740

✓ 9-Digit EDI 837 ZIP+4 (15212-4740)

Practice Phone & Referral Fax

(412) 359-6656

Fax: (412) 359-6653

✓ HHS OIG LEIE Sanction Screening — VERIFIED CLEAR: NPI 1952307951 (BILLIE J BARKER, MD) has 0 active federal exclusions across all 84,224 HHS OIG LEIE sanction records (Database Verified: 2026-11-11).

CMS Medicare Order & Referring PECOS Eligibility

This practitioner does not currently appear in the CMS individual Order & Referring PECOS file (may practice in pediatrics, commercial-only networks, or hospital-employed settings).

Official CMS NPPES Credential & Practice Profile

10-Digit NPI Number	`1952307951` (NPI-1 Individual Practitioner)
Provider / Legal Name	BILLIE J BARKER, MD
Plain-English Specialty	Board-Certified Internist (Adult Diagnostic & Chronic Disease Physician) NUCC Code: `207RC0200X` (Internal Medicine, Critical Care Medicine)
Certifying / Licensing Body	American Board of Internal Medicine (ABIM)
Practice Location Address	490 E NORTH AVE STE 305, PITTSBURGH, PA, 15212-4740
Practice Telephone / Fax	Tel: (412) 359-6656 \| Fax: (412) 359-6653
Administrative Mailing Address	4 ALLEGHENY CTR FL 7, PITTSBURGH, PA, 15212-5227
Enumeration & Last Sync	Enumerated: 2005-06-23 \| CMS Record Updated: 2026-02-25

Clinic Location, Accessibility & Directions

📍 Practice Location & Patient Access

490 E NORTH AVE STE 305, PITTSBURGH, PA, 15212-4740

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Plain-English Taxonomy & CMS Crosswalk (207RC0200X)

What Does Taxonomy Code 207RC0200X Mean?

In the HIPAA National Uniform Claim Committee (NUCC) classification, code 207RC0200X translates to:
"Board-Certified Internist (Adult Diagnostic & Chronic Disease Physician)"

CMS-1500 Medicare Specialty Crosswalk: CMS Code 11 (Physician/Internal Medicine) • CMS Code 81 (Physician/Critical Care (Intensivists))
Certifying / Accrediting Authority: American Board of Internal Medicine (ABIM)
Clinical Scope: Managing multiple adult chronic conditions (diabetes, high blood pressure, high cholesterol, thyroid disorders) or investigating unexplained adult symptoms.

Specialty Clinical Procedures & Therapeutic Classes

Standard Scope of Care (BILLIE J BARKER, MD)

Typical CPT / Diagnostic Procedures:

Complex Multi-System Adult Diagnostic Workup (CPT 99204–99215)
Preoperative Medical Risk Assessment & Cardiac Clearance
Chronic Kidney, Hepatic & Metabolic Panel Interpretation
Adult Inpatient Hospitalist Management & Discharge Coordination

Common Therapeutic Classes:

Antihypertensives (ACE Inhibitors, ARBs, Calcium Channel Blockers, Thiazides)
Oral Antidiabetic Agents, Basal/Bolus Insulins & Lipid-Lowering Statins
Direct Oral Anticoagulants (Apixaban, Rivaroxaban) & Antiplatelets
Levothyroxine (Hypothyroidism) & Proton Pump Inhibitors (Pantoprazole)

All Registered NUCC Taxonomies & State Licenses

Taxonomy Code & Plain-English Description	State License & Primary Status
`207RP1001X` — Internal Medicine, Pulmonary Disease Plain English: Board-Certified Internist (Adult Diagnostic & Chronic Disease Physician)	State: VA \| License: `0101238720` \| Primary: Secondary
`207RC0200X` — Internal Medicine, Critical Care Medicine Plain English: Board-Certified Internist (Adult Diagnostic & Chronic Disease Physician)	State: PA \| License: `MD435906` \| Primary: Yes (Primary)
`207R00000X` — Internal Medicine Plain English: Board-Certified Internist (Adult Diagnostic & Chronic Disease Physician)	State: WV \| License: `21205` \| Primary: Secondary
`207RP1001X` — Internal Medicine, Pulmonary Disease Plain English: Board-Certified Internist (Adult Diagnostic & Chronic Disease Physician)	State: PA \| License: `MD435906` \| Primary: Secondary

Medical Billing, RCM & Hospital Credentialing Teams:

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BILLIE J BARKER, MD (NPI #1952307951)