Chung Mok, MD
NPI 1497757306 · Family Medicine Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chung Mok, MD is a Family Medicine Physician provider in Chicago, IL (NPI 1497757306).
Provider details
- NPI number
- 1497757306
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 036058992 (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
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
518 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 276 | $94 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 86 | $9 |
| Blood Glucose (sugar) Level82947 | 71 | $4 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 68 | $133 |
| Administration of Vaccine90471 | 17 | $20 |
Typical Medicare-allowed amounts for these services range $4–$133 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 65 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 201 | 60 |
| Metformin Hcl | 117 | 41 |
| Losartan Potassium | 111 | 38 |
| Lovastatin | 110 | 38 |
| Ibuprofen | 63 | 27 |
| Omeprazole | 63 | 22 |
| Metoprolol Succinate | 62 | 18 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-08-11
- Last updated
- 2014-03-20
Frequently asked questions
- What is Chung Mok's NPI number?
- Chung Mok's National Provider Identifier (NPI) is 1497757306, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chung Mok's specialty?
- Chung Mok is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Chung Mok located?
- Chung Mok's practice location on file with NPPES is 3535 W Lawrence Ave, Chicago, IL 60625-5627.
- What is Chung Mok's phone number?
- The practice phone number listed in the NPPES registry for Chung Mok is (773) 539-5455.
- Does Chung Mok accept Medicare?
- Chung Mok is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Chung Mok's NPI active?
- Yes — Chung Mok's NPI (1497757306) is active in the NPPES registry as of the last update on 2014-03-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.