Nausheen Hasan, M.D.
NPI 1245321207 · Internal Medicine Physician · Carol Stream, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nausheen Hasan, M.D. is a Internal Medicine Physician provider in Carol Stream, IL (NPI 1245321207).
Provider details
- NPI number
- 1245321207
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 036096328 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
4,895 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 1,038 | $112 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 864 | $102 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 806 | $71 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 498 | $74 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 449 | $123 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 282 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 1,715 | 269 |
| Amlodipine Besylate | 1,083 | 171 |
| Levothyroxine Sodium | 983 | 144 |
| Furosemide | 894 | 134 |
| Gabapentin | 847 | 126 |
| Omeprazole | 717 | 115 |
| Pantoprazole Sodium | 714 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,192 across 66 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-27
- Last updated
- 2011-02-07
Frequently asked questions
- What is Nausheen Hasan's NPI number?
- Nausheen Hasan's National Provider Identifier (NPI) is 1245321207, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nausheen Hasan's specialty?
- Nausheen Hasan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Nausheen Hasan located?
- Nausheen Hasan's practice location on file with NPPES is 560 Belmont Ln, Carol Stream, IL 60188-2441.
- What is Nausheen Hasan's phone number?
- The practice phone number listed in the NPPES registry for Nausheen Hasan is (630) 682-1950.
- Does Nausheen Hasan accept Medicare?
- Nausheen Hasan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nausheen Hasan's NPI active?
- Yes — Nausheen Hasan's NPI (1245321207) is active in the NPPES registry as of the last update on 2011-02-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.