Simi Mahmood, PA
NPI 1538671151 · Physician Assistant · Chicago, IL
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Simi Mahmood, PA is a Physician Assistant provider in Chicago, IL (NPI 1538671151).
Provider details
- NPI number
- 1538671151
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- Yes
- License
- 085006372 (IL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
8 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
478 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 | 88 | $111 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 79 | $79 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 | 74 | $16 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 58 | $148 |
| Detection Test By Immunoassay With Direct Visual Observation for Severe Acute Respiratory Syndrome Coronavirus 2 (covid-19)87811 | 57 | $41 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cephalexin | 37 | 37 |
| Ofloxacin | 29 | 29 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 29 | 26 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 28 | 27 |
| Azithromycin | 28 | 26 |
| Methylprednisolone | 24 | 24 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 23 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2017-11-05
- Last updated
- 2022-10-06
- Certified
- 2022-10-06
Frequently asked questions
- What is Simi Mahmood's NPI number?
- Simi Mahmood's National Provider Identifier (NPI) is 1538671151, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Simi Mahmood's specialty?
- Simi Mahmood is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Simi Mahmood located?
- Simi Mahmood's practice location on file with NPPES is 1631 N Halsted St, Chicago, IL 60614-0069.
- What is Simi Mahmood's phone number?
- The practice phone number listed in the NPPES registry for Simi Mahmood is (312) 787-9199.
- Does Simi Mahmood accept Medicare?
- Simi Mahmood is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Simi Mahmood's NPI active?
- Yes — Simi Mahmood's NPI (1538671151) is active in the NPPES registry as of the last update on 2022-10-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.