Peter Yoon, M.D.
NPI 1417905944 · Internal Medicine Physician · Deerfield, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Peter Yoon, M.D. is a Internal Medicine Physician provider in Deerfield, IL (NPI 1417905944).
Provider details
- NPI number
- 1417905944
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036-111844 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,094 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 | 368 | $131 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 184 | $9 |
| 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 | 169 | $17 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 153 | $133 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 58 | $92 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
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 | 148 | 72 |
| Levothyroxine Sodium | 102 | 40 |
| Losartan Potassium | 86 | 36 |
| Omeprazole | 85 | 26 |
| Rosuvastatin Calcium | 67 | 38 |
| Amlodipine Besylate | 66 | 36 |
| Metformin Hcl |
Practice location
Mailing address
Additional practice locations (1)
- 2340 S Highland AveSuite 210Lombard, IL 60148-5371Phone: (630) 932-2020Fax: (630) 932-4688
Registry dates
- Enumerated
- 2006-05-05
- Last updated
- 2023-12-01
- Certified
- 2023-12-01
Frequently asked questions
- What is Peter Yoon's NPI number?
- Peter Yoon's National Provider Identifier (NPI) is 1417905944, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Peter Yoon's specialty?
- Peter Yoon is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Peter Yoon located?
- Peter Yoon's practice location on file with NPPES is 350 S Waukegan Rd Ste 100&200, Deerfield, IL 60015-5239.
- What is Peter Yoon's phone number?
- The practice phone number listed in the NPPES registry for Peter Yoon is (847) 535-7157.
- Does Peter Yoon accept Medicare?
- Peter Yoon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Peter Yoon's NPI active?
- Yes — Peter Yoon's NPI (1417905944) is active in the NPPES registry as of the last update on 2023-12-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.