MARIA MCGUIRE HAYNES, M.D. — NPI 1619088606 (Licensed & Credentialed Preferred Provider Organization in HOMER, LA)

CMS-1500 Box 24J / 33a • NPI

1619088606

Type 1 Individual Rendering/Ordering

HIPAA NUCC Taxonomy • CMS Code

305R00000X

Licensed & Credentialed Preferred Provider Organization

Box 32 Service Location & ZIP+4

912 W MAIN ST, HOMER, LA, 71040-3328

✓ 9-Digit EDI 837 ZIP+4 (71040-3328)

Practice Phone & Referral Fax

(318) 927-3571

Fax: (318) 927-2677

✓ HHS OIG LEIE Sanction Screening — VERIFIED CLEAR: NPI 1619088606 (MARIA MCGUIRE HAYNES, M.D.) 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	`1619088606` (NPI-1 Individual Practitioner)
Provider / Legal Name	MARIA MCGUIRE HAYNES, M.D.
Plain-English Specialty	Licensed & Credentialed Preferred Provider Organization NUCC Code: `305R00000X` (Preferred Provider Organization)
Certifying / Licensing Body	State Medical / Healthcare Licensing Board & National Specialty Board
Practice Location Address	912 W MAIN ST, HOMER, LA, 71040-3328
Practice Telephone / Fax	Tel: (318) 927-3571 \| Fax: (318) 927-2677
Administrative Mailing Address	PO BOX 29, HOMER, LA, 71040-0029
Enumeration & Last Sync	Enumerated: 2006-08-31 \| CMS Record Updated: 2007-07-08

Clinic Location, Accessibility & Directions

📍 Practice Location & Patient Access

912 W MAIN ST, HOMER, LA, 71040-3328

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Plain-English Taxonomy & CMS Crosswalk (305R00000X)

What Does Taxonomy Code 305R00000X Mean?

In the HIPAA National Uniform Claim Committee (NUCC) classification, code 305R00000X translates to:
"Licensed & Credentialed Preferred Provider Organization"

CMS-1500 Medicare Specialty Crosswalk: Standard HIPAA X12N 837P / CMS-1500
Certifying / Accrediting Authority: State Medical / Healthcare Licensing Board & National Specialty Board
Clinical Scope: Consult a verified Preferred Provider Organization for specialized diagnostic evaluation, treatment planning, and continuity of care.

Specialty Clinical Procedures & Therapeutic Classes

Standard Scope of Care (MARIA MCGUIRE HAYNES, M.D.)

Typical CPT / Diagnostic Procedures:

Comprehensive Outpatient & Inpatient Clinical Evaluation (CPT 99202–99215)
Diagnostic Workup, Laboratory Ordering & Evidence-Based Care Coordination
Preventive Screening, Patient Counseling & Multidisciplinary Referral

Common Therapeutic Classes:

Evidence-Based Specialty Pharmacotherapy & Preventive Regimens (CMS Part D Standard)

All Registered NUCC Taxonomies & State Licenses

Taxonomy Code & Plain-English Description	State License & Primary Status
`305R00000X` — Preferred Provider Organization Plain English: Licensed & Credentialed Preferred Provider Organization	State: LA \| License: `022638` \| Primary: Yes (Primary)

Medical Billing, RCM & Hospital Credentialing Teams:

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MARIA MCGUIRE HAYNES, M.D. (NPI #1619088606)