Kenneth Jahng, MD
NPI 1477796845 · Orthopaedic Surgery Physician · Rancho Cucamonga, CA
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kenneth Jahng, MD is a Orthopaedic Surgery Physician provider in Rancho Cucamonga, CA (NPI 1477796845).
Provider details
- NPI number
- 1477796845
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
17 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
854 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| X-Ray of Knee, 4 Or More Views73564 | 179 | $49 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 153 | $93 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 122 | $77 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 99 | $131 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 90 | $171 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 94 | 65 |
| Meloxicam | 57 | 37 |
| Naproxen | 56 | 39 |
| Diclofenac Sodium | 55 | 41 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 46 | 30 |
| Cephalexin | 38 | 35 |
| Ondansetron Hcl | 30 | 30 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$29 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-04-14
- Last updated
- 2015-08-11
Frequently asked questions
- What is Kenneth Jahng's NPI number?
- Kenneth Jahng's National Provider Identifier (NPI) is 1477796845, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kenneth Jahng's specialty?
- Kenneth Jahng is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Kenneth Jahng located?
- Kenneth Jahng's practice location on file with NPPES is 8805 Haven Ave, Rancho Cucamonga, CA 91730-5149.
- What is Kenneth Jahng's phone number?
- The practice phone number listed in the NPPES registry for Kenneth Jahng is (909) 557-1600.
- Does Kenneth Jahng accept Medicare?
- Kenneth Jahng is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kenneth Jahng's NPI active?
- Yes — Kenneth Jahng's NPI (1477796845) is active in the NPPES registry as of the last update on 2015-08-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.