✓ Board-Certified Internist (Adult Diagnostic & Chronic Disease Physician) (207R00000X) ✓ HHS OIG Screened Clear ✓ Medicare PECOS Enrolled 🩺 Entity Type 1 (Individual)

SONIA N AHUJA, M.D. (NPI #1528059490)

Internal Medicine • ENCINITAS, CA • Status: Active Federal Registration

⚙️ JSON API
CMS-1500 Box 24J / 33a • NPI
1528059490
Type 1 Individual Rendering/Ordering
HIPAA NUCC Taxonomy • CMS Code
207R00000X (CMS 11)
Board-Certified Internist (Adult Diagnostic & Chronic Disease Physician)
Box 32 Service Location & ZIP+4
354 SANTA FE DR, ENCINITAS, CA, 92024-5142
✓ 9-Digit EDI 837 ZIP+4 (92024-5142)
Practice Phone & Referral Fax
Direct NPPES Verification Line
✓ HHS OIG LEIE Sanction Screening — VERIFIED CLEAR: NPI 1528059490 (SONIA N AHUJA, 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

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 #1528059490)

Medicare Beneficiaries
51
Total Billed Services
434
Distinct CPT/HCPCS Codes
7
Medicare Allowed Total
$64,863.75

Actual Top Billed CPT / HCPCS Procedures (CMS Part B)

CPT / HCPCSClinical Procedure DescriptionServices
99306 Initial nursing facility care with high level of medical decision making, per day, if using time, 50 minutes or more46
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes103
99310 Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes264
99316 Nursing facility discharge management, more than 30 minutes15

Actual Top Prescribed Medications (CMS Part D)

Brand / Generic MedicationTotal ClaimsPatients
Albuterol Sulfate
Albuterol Sulfate
22<11
Alendronate Sodium
Alendronate Sodium
15<11
Amlodipine Besylate
Amlodipine Besylate
11424
Atenolol
Atenolol
24<11
Atorvastatin Calcium
Atorvastatin Calcium
21747
Baclofen
Baclofen
17<11
Bumetanide
Bumetanide
30<11
Bupropion Xl
Bupropion Hcl
13<11

Official CMS NPPES Credential & Practice Profile

10-Digit NPI Number1528059490 (NPI-1 Individual Practitioner)
Provider / Legal NameSONIA N AHUJA, M.D.
Plain-English SpecialtyBoard-Certified Internist (Adult Diagnostic & Chronic Disease Physician)
NUCC Code: 207R00000X (Internal Medicine)
Certifying / Licensing BodyAmerican Board of Internal Medicine (ABIM)
Practice Location Address354 SANTA FE DR, ENCINITAS, CA, 92024-5142
Practice Telephone / FaxTel: (760) 230-2251
Administrative Mailing AddressPO BOX 231189, ENCINITAS, CA, 92023-1189
Enumeration & Last SyncEnumerated: 2005-10-31 | CMS Record Updated: 2014-02-05

Clinic Location, Accessibility & Directions

📍 Practice Location & Patient Access

354 SANTA FE DR, ENCINITAS, CA, 92024-5142

🗺️ Open in Google Maps 🏥 More Providers in ENCINITAS

Plain-English Taxonomy & CMS Crosswalk (207R00000X)

What Does Taxonomy Code 207R00000X Mean?

In the HIPAA National Uniform Claim Committee (NUCC) classification, code 207R00000X translates to:
"Board-Certified Internist (Adult Diagnostic & Chronic Disease Physician)"

CMS-1500 Medicare Specialty Crosswalk: CMS Code 11 (Physician/Internal Medicine)
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 (SONIA N AHUJA, M.D.)

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 DescriptionState License & Primary Status
207R00000X — Internal Medicine
Plain English: Board-Certified Internist (Adult Diagnostic & Chronic Disease Physician)
State: CA | License: A66330 | Primary: Yes (Primary)
Medical Billing, RCM & Hospital Credentialing Teams:
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