Ariba Khan, MD
NPI 1891802328 · Internal Medicine Physician · Milwaukee, WI
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ariba Khan, MD is a Internal Medicine Physician provider in Milwaukee, WI (NPI 1891802328).
Provider details
- NPI number
- 1891802328
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 43846 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
216 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 135 | $120 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 38 | $122 |
| Administration of Influenza Virus VaccineG0008 | 16 | $30 |
| Admn Sarscov2 Vacc 1 Dose90480 | 14 | $41 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 13 | $85 |
Typical Medicare-allowed amounts for these services range $30–$122 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 90 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 307 | 73 |
| Amlodipine Besylate | 257 | 56 |
| Gabapentin | 210 | 37 |
| Losartan Potassium | 205 | 38 |
| Metoprolol Succinate | 154 | 34 |
| Rosuvastatin Calcium | 140 | 32 |
| Duloxetine Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-23
- Last updated
- 2025-07-09
- Certified
- 2025-07-09
Frequently asked questions
- What is Ariba Khan's NPI number?
- Ariba Khan's National Provider Identifier (NPI) is 1891802328, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ariba Khan's specialty?
- Ariba Khan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ariba Khan located?
- Ariba Khan's practice location on file with NPPES is 1020 N 12th St, Milwaukee, WI 53233.
- What is Ariba Khan's phone number?
- The practice phone number listed in the NPPES registry for Ariba Khan is (414) 219-7300.
- Does Ariba Khan accept Medicare?
- Ariba Khan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ariba Khan's NPI active?
- Yes — Ariba Khan's NPI (1891802328) is active in the NPPES registry as of the last update on 2025-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.