Natalie Choi, MD
NPI 1154375582 · Family Medicine Physician · Geneva, IL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Natalie Choi, MD is a Family Medicine Physician provider in Geneva, IL (NPI 1154375582).
Provider details
- NPI number
- 1154375582
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- ME101862 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
20 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
290 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 | 102 | $129 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 60 | $93 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 52 | $80 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 26 | $133 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 23 | $82 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Simvastatin | 40 | 12 |
| Atorvastatin Calcium | 36 | — |
| Fluoxetine Hcl | 28 | — |
| Amlodipine Besylate | 28 | — |
| Losartan Potassium | 25 | — |
| Metoprolol Succinate | 21 | — |
| Levothyroxine Sodium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-20
- Last updated
- 2018-06-04
Frequently asked questions
- What is Natalie Choi's NPI number?
- Natalie Choi's National Provider Identifier (NPI) is 1154375582, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Natalie Choi's specialty?
- Natalie Choi is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Natalie Choi located?
- Natalie Choi's practice location on file with NPPES is 298 Randall Rd, Geneva, IL 60134.
- What is Natalie Choi's phone number?
- The practice phone number listed in the NPPES registry for Natalie Choi is (630) 938-3300.
- Does Natalie Choi accept Medicare?
- Natalie Choi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Natalie Choi's NPI active?
- Yes — Natalie Choi's NPI (1154375582) is active in the NPPES registry as of the last update on 2018-06-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.