CMS-1500 Box 24J / 33a • NPI
1508214321
Type 1 Individual Rendering/Ordering
HIPAA NUCC Taxonomy • CMS Code
207RI0011X (CMS C3)
Board-Certified Internist (Adult Diagnostic & Chronic Disease Physician)
Box 32 Service Location & ZIP+4
310 GASLIGHT BLVD, LUFKIN, TX, 75904-3133
✓ 9-Digit EDI 837 ZIP+4 (75904-3133)
✓ HHS OIG LEIE Sanction Screening — VERIFIED CLEAR:
NPI
1508214321 (ANDREW DAVIS ASSAF, 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
No
Hospice Referring
✓ Eligible
Empirical CMS Medicare Claims, CPT Utilization & Part D Prescribing (NPI #1508214321)
Medicare Beneficiaries
607
Total Billed Services
1,907
Distinct CPT/HCPCS Codes
61
Medicare Allowed Total
$135,372.01
Actual Top Prescribed Medications (CMS Part D)
| Brand / Generic Medication | Total Claims | Patients |
|---|---|---|
| Amlodipine Besylate Amlodipine Besylate | 34 | 18 |
| Atorvastatin Calcium Atorvastatin Calcium | 57 | 32 |
| Bumetanide Bumetanide | 33 | 20 |
| Carvedilol Carvedilol | 100 | 57 |
| Cilostazol Cilostazol | 12 | <11 |
| Clopidogrel Clopidogrel Bisulfate | 52 | 23 |
| Eliquis Apixaban | 28 | 15 |
| Ezetimibe Ezetimibe | 19 | 16 |
Official CMS NPPES Credential & Practice Profile
| 10-Digit NPI Number | 1508214321 (NPI-1 Individual Practitioner) |
|---|---|
| Provider / Legal Name | ANDREW DAVIS ASSAF, MD |
| Plain-English Specialty | Board-Certified Internist (Adult Diagnostic & Chronic Disease Physician) NUCC Code: 207RI0011X (Internal Medicine, Interventional Cardiology) |
| Certifying / Licensing Body | American Board of Internal Medicine (ABIM) |
| Practice Location Address | 310 GASLIGHT BLVD, LUFKIN, TX, 75904-3133 |
| Practice Telephone / Fax | Tel: (936) 632-8787 |
| Administrative Mailing Address | 700 E MARSHALL AVE, LONGVIEW, TX, 75601 |
| Enumeration & Last Sync | Enumerated: 2016-06-02 | CMS Record Updated: 2026-02-17 |
Clinic Location, Accessibility & Directions
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Plain-English Taxonomy & CMS Crosswalk (207RI0011X)
What Does Taxonomy Code 207RI0011X Mean?
In the HIPAA National Uniform Claim Committee (NUCC) classification, code 207RI0011X translates to:
"Board-Certified Internist (Adult Diagnostic & Chronic Disease Physician)"
Specialty Clinical Procedures & Therapeutic Classes
Standard Scope of Care (ANDREW DAVIS ASSAF, 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
- 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 |
|---|---|
207RC0000X — Internal Medicine, Cardiovascular DiseasePlain English: Board-Certified Cardiologist (Heart & Blood Vessel Specialist) | State: MI | License: 4301117371 | Primary: Secondary |
207RI0011X — Internal Medicine, Interventional CardiologyPlain English: Board-Certified Internist (Adult Diagnostic & Chronic Disease Physician) | State: TX | License: T7486 | Primary: Yes (Primary) |
Medical Billing, RCM & Hospital Credentialing Teams:
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