Evan Ng, M.D.
NPI 1518141720 · Internal Medicine Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Evan Ng, M.D. is a Internal Medicine Physician provider in Chicago, IL (NPI 1518141720).
Provider details
- NPI number
- 1518141720
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036120967 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 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
669 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 | 161 | $130 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 135 | $17 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 102 | $133 |
| Online Digital Evaluation and Management Service for an Established Patient for Up to 7 Days, Total Time 5-10 Minutes99421 | 74 | $16 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 59 | $91 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 45 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 213 | 67 |
| Rosuvastatin Calcium | 126 | 42 |
| Amlodipine Besylate | 75 | 22 |
| Levothyroxine Sodium | 72 | 18 |
| Losartan Potassium | 59 | 17 |
| Tamsulosin Hcl | 51 | 17 |
| Irbesartan |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-12-24
- Last updated
- 2015-07-15
Frequently asked questions
- What is Evan Ng's NPI number?
- Evan Ng's National Provider Identifier (NPI) is 1518141720, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Evan Ng's specialty?
- Evan Ng is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Evan Ng located?
- Evan Ng's practice location on file with NPPES is 200 S Michigan Ave, Chicago, IL 60604-2402.
- What is Evan Ng's phone number?
- The practice phone number listed in the NPPES registry for Evan Ng is (312) 922-3815.
- Does Evan Ng accept Medicare?
- Evan Ng is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Evan Ng's NPI active?
- Yes — Evan Ng's NPI (1518141720) is active in the NPPES registry as of the last update on 2015-07-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.