CMS-1500 Box 24J / 33a • NPI
1841201365
Type 1 Individual Rendering/Ordering
HIPAA NUCC Taxonomy • CMS Code
204F00000X (CMS 02)
Licensed & Credentialed Allopathic & Osteopathic Physicians — Transplant Surgery
Box 32 Service Location & ZIP+4
7979 WURZBACH RD STE 219, SAN ANTONIO, TX, 78229-4427
✓ 9-Digit EDI 837 ZIP+4 (78229-4427)
✓ HHS OIG LEIE Sanction Screening — VERIFIED CLEAR:
NPI
1841201365 (GREGORY ABRAHAMIAN, 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
Medicare Part B
✓ Eligible
DMEPOS Ordering
✓ Eligible
Home Health (HHA)
✓ Eligible
Power Mobility
✓ Eligible
Hospice Referring
✓ Eligible
Empirical CMS Medicare Claims, CPT Utilization & Part D Prescribing (NPI #1841201365)
Medicare Beneficiaries
29
Total Billed Services
62
Distinct CPT/HCPCS Codes
15
Medicare Allowed Total
$72,961.89
Actual Top Billed CPT / HCPCS Procedures (CMS Part B)
| CPT / HCPCS | Clinical Procedure Description | Services |
|---|---|---|
50360 | Transplantation of donor kidney | 21 |
Actual Top Prescribed Medications (CMS Part D)
| Brand / Generic Medication | Total Claims | Patients |
|---|---|---|
| Prednisone Prednisone | 19 | <11 |
| Sulfamethoxazole-Trimethoprim Sulfamethoxazole/Trimethoprim | 11 | <11 |
Official CMS NPPES Credential & Practice Profile
| 10-Digit NPI Number | 1841201365 (NPI-1 Individual Practitioner) |
|---|---|
| Provider / Legal Name | GREGORY ABRAHAMIAN, MD |
| Plain-English Specialty | Licensed & Credentialed Allopathic & Osteopathic Physicians — Transplant Surgery NUCC Code: 204F00000X (Transplant Surgery) |
| Certifying / Licensing Body | State Medical / Healthcare Licensing Board & National Specialty Board |
| Practice Location Address | 7979 WURZBACH RD STE 219, SAN ANTONIO, TX, 78229-4427 |
| Practice Telephone / Fax | Tel: (210) 743-4306 | Fax: (210) 702-4233 |
| Administrative Mailing Address | 7979 WURZBACH RD STE 219, SAN ANTONIO, TX, 78229-4427 |
| Enumeration & Last Sync | Enumerated: 2006-08-10 | CMS Record Updated: 2022-03-30 |
Clinic Location, Accessibility & Directions
📍 Practice Location & Patient Access
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Plain-English Taxonomy & CMS Crosswalk (204F00000X)
What Does Taxonomy Code 204F00000X Mean?
In the HIPAA National Uniform Claim Committee (NUCC) classification, code 204F00000X translates to:
"Licensed & Credentialed Allopathic & Osteopathic Physicians — Transplant Surgery"
Specialty Clinical Procedures & Therapeutic Classes
Standard Scope of Care (GREGORY ABRAHAMIAN, MD)
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
- 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 |
|---|---|
208600000X — SurgeryPlain English: Board-Certified Orthopedic Surgeon (Bone, Joint, Spine & Sports Injury Surgeon) | State: TX | License: J5132 | Primary: Secondary |
204F00000X — Transplant SurgeryPlain English: Licensed & Credentialed Allopathic & Osteopathic Physicians — Transplant Surgery | State: TX | License: J5132 | Primary: Yes (Primary) |
Medical Billing, RCM & Hospital Credentialing Teams:
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