CMS-1500 Box 24J / 33a • NPI
1508381120
Type 1 Individual Rendering/Ordering
HIPAA NUCC Taxonomy • CMS Code
207RN0300X (CMS 11)
Board-Certified Nephrologist (Kidney Function, Stones & Dialysis Specialist)
Box 32 Service Location & ZIP+4
2002 BROOKSIDE DR STE 102, KINGSPORT, TN, 37660-4634
✓ 9-Digit EDI 837 ZIP+4 (37660-4634)
✓ HHS OIG LEIE Sanction Screening — VERIFIED CLEAR:
NPI
1508381120 (SARAH ABDEL MASSIH, 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 #1508381120)
Medicare Beneficiaries
243
Total Billed Services
729
Distinct CPT/HCPCS Codes
18
Medicare Allowed Total
$62,956.75
Actual Top Billed CPT / HCPCS Procedures (CMS Part B)
| CPT / HCPCS | Clinical Procedure Description | Services |
|---|---|---|
90935 | Hemodialysis procedure with physician evaluation | 170 |
99203 | New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | 12 |
99204 | New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | 23 |
99213 | Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | 35 |
99214 | Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | 71 |
99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 92 |
99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 93 |
99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 196 |
Actual Top Prescribed Medications (CMS Part D)
| Brand / Generic Medication | Total Claims | Patients |
|---|---|---|
| Allopurinol Allopurinol | 51 | 13 |
| Amiloride Hcl Amiloride Hcl | 12 | <11 |
| Amlodipine Besylate Amlodipine Besylate | 137 | 30 |
| Atorvastatin Calcium Atorvastatin Calcium | 31 | <11 |
| Auryxia Ferric Citrate | 17 | <11 |
| Bumetanide Bumetanide | 87 | 23 |
| Calcitriol Calcitriol | 14 | <11 |
| Captopril Captopril | 12 | <11 |
Official CMS NPPES Credential & Practice Profile
| 10-Digit NPI Number | 1508381120 (NPI-1 Individual Practitioner) |
|---|---|
| Provider / Legal Name | SARAH ABDEL MASSIH, MD |
| Plain-English Specialty | Board-Certified Nephrologist (Kidney Function, Stones & Dialysis Specialist) NUCC Code: 207RN0300X (Internal Medicine, Nephrology) |
| Certifying / Licensing Body | American Board of Internal Medicine — Nephrology |
| Practice Location Address | 2002 BROOKSIDE DR STE 102, KINGSPORT, TN, 37660-4634 |
| Practice Telephone / Fax | Tel: (423) 245-6000 | Fax: (423) 245-4190 |
| Administrative Mailing Address | 2002 BROOKSIDE DR, SUITE 102, KINGSPORT, TN, 37660 |
| Enumeration & Last Sync | Enumerated: 2017-08-04 | CMS Record Updated: 2022-09-23 |
Clinic Location, Accessibility & Directions
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Plain-English Taxonomy & CMS Crosswalk (207RN0300X)
What Does Taxonomy Code 207RN0300X Mean?
In the HIPAA National Uniform Claim Committee (NUCC) classification, code 207RN0300X translates to:
"Board-Certified Nephrologist (Kidney Function, Stones & Dialysis Specialist)"
Specialty Clinical Procedures & Therapeutic Classes
Standard Scope of Care (SARAH ABDEL MASSIH, MD)
Typical CPT / Diagnostic Procedures:- Chronic Kidney Disease (eGFR & Albuminuria) Staging & Renoprotective Planning
- 24-Hour Urine Metabolic Evaluation for Recurrent Kidney Stones
- Outpatient Hemodialysis & Peritoneal Dialysis Oversight (CPT 90960)
- Renal Biopsy Evaluation & Secondary Hypertension Workup
- SGLT2 Inhibitors (Dapagliflozin, Empagliflozin) & Finerenone for CKD
- ACE Inhibitors / ARBs for Proteinuria Reduction
- Potassium Citrate & Thiazide Diuretics (Kidney Stone Prevention)
- Erythropoiesis-Stimulating Agents & Phosphate Binders
All Registered NUCC Taxonomies & State Licenses
| Taxonomy Code & Plain-English Description | State License & Primary Status |
|---|---|
390200000X — Student in an Organized Health Care Education/Training ProgramPlain English: Licensed & Credentialed Student in an Organized Health Care Education/Training Program | State: VA | License: 0116030990 | Primary: Secondary |
207RN0300X — Internal Medicine, NephrologyPlain English: Board-Certified Nephrologist (Kidney Function, Stones & Dialysis Specialist) | State: TN | License: 64761 | Primary: Yes (Primary) |
Medical Billing, RCM & Hospital Credentialing Teams:
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