Charles Wong, MD
NPI 1659394187 · General Practice Physician · Gresham, OR
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charles Wong, MD is a General Practice Physician provider in Gresham, OR (NPI 1659394187).
Provider details
- NPI number
- 1659394187
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD14849 (OR)
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
19 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
673 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 | 277 | $93 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 266 | $114 |
| Urinalysis, Manual Test81002 | 72 | $3 |
| Amplifed Dna Or Rna Probe Detection of Severe Acute Respiratory Syndrome Coronavirus 2 (covid-19) Antigen87635 | 24 | $50 |
| Detection Test By Immunoassay With Direct Visual Observation for Streptococcus, Group a (strep)87880 | 20 | $16 |
| X-Ray of Chest, 2 Views71046 | 14 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-25
- Last updated
- 2016-11-03
Frequently asked questions
- What is Charles Wong's NPI number?
- Charles Wong's National Provider Identifier (NPI) is 1659394187, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Wong's specialty?
- Charles Wong is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Charles Wong located?
- Charles Wong's practice location on file with NPPES is 2850 Se Powell Valley Rd, Gresham, OR 97080-1494.
- What is Charles Wong's phone number?
- The practice phone number listed in the NPPES registry for Charles Wong is (503) 666-5050.
- Does Charles Wong accept Medicare?
- Charles Wong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charles Wong's NPI active?
- Yes — Charles Wong's NPI (1659394187) is active in the NPPES registry as of the last update on 2016-11-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.