Clayton Dejong, MD
NPI 1467466409 · Internal Medicine Physician · Long Beach, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Clayton Dejong, MD is a Internal Medicine Physician provider in Long Beach, CA (NPI 1467466409).
Provider details
- NPI number
- 1467466409
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A42912 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
3,027 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) |
|---|---|---|
| Management Using the Results of Remote Vital Sign Monitoring Per Calendar Month, First 20 Minutes99457 | 491 | $54 |
| Remote Monitoring of Physiologic Parameters, Initial Supply of Devices With Daily Recordings Or Programmed Alerts Transmission, Each 30 Days99454 | 375 | $55 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 343 | $98 |
| Collection and Interpretation of Physical Parameters Stored in Computers And/Or Transmitted By the Patient And/Or Caregiver to Qualified Health Care Professional, Requiring 30 Minutes Or More, Per 30 Days99091 | 313 | $56 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 296 | $9 |
| Management Using the Results of Remote Vital Sign Monitoring Per Calendar Month, Each Additional 20 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 109 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 385 | 109 |
| Lisinopril | 318 | 76 |
| Amlodipine Besylate | 295 | 81 |
| Levothyroxine Sodium | 268 | 75 |
| Metformin Hcl | 188 | 50 |
| Losartan Potassium | 160 | 44 |
| Gabapentin |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$53 across 2 records (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
- 2006-07-27
- Last updated
- 2017-12-29
Frequently asked questions
- What is Clayton Dejong's NPI number?
- Clayton Dejong's National Provider Identifier (NPI) is 1467466409, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Clayton Dejong's specialty?
- Clayton Dejong is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Clayton Dejong located?
- Clayton Dejong's practice location on file with NPPES is 300 Redondo Ave, Long Beach, CA 90814-2651.
- What is Clayton Dejong's phone number?
- The practice phone number listed in the NPPES registry for Clayton Dejong is (562) 433-7496.
- Does Clayton Dejong accept Medicare?
- Clayton Dejong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Clayton Dejong's NPI active?
- Yes — Clayton Dejong's NPI (1467466409) is active in the NPPES registry as of the last update on 2017-12-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.