James Chu, MD
NPI 1710969266 · Endocrinology, Diabetes & Metabolism Physician · Monterey, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Chu, MD is a Endocrinology, Diabetes & Metabolism Physician provider in Monterey, CA (NPI 1710969266).
Provider details
- NPI number
- 1710969266
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A63212 (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
20 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
1,468 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,073 | $137 |
| Continuous Monitoring of Blood Sugar Level in Tissue Fluid Using Sensor Under Skin With Interpretation and Report95251 | 141 | $36 |
| Telephone Medical Discussion With Physician, 21-30 Minutes99443 | 122 | $139 |
| Ultrasound Scan of Head and Neck Soft Tissue76536 | 83 | $126 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 49 | $180 |
Typical Medicare-allowed amounts for these services range $36–$180 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 60 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 501 | 126 |
| Tirzepatidebrand: Mounjaro | 326 | 46 |
| Atorvastatin Calcium | 283 | 82 |
| Metformin Hclbrand: Metformin Hcl Er | 249 | 79 |
| Levothyroxine Sodiumbrand: Synthroid | 221 | 53 |
| Hydrochlorothiazide | 216 | 58 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$89,160 across 207 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
- 2005-11-18
- Last updated
- 2008-10-17
Frequently asked questions
- What is James Chu's NPI number?
- James Chu's National Provider Identifier (NPI) is 1710969266, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Chu's specialty?
- James Chu is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is James Chu located?
- James Chu's practice location on file with NPPES is 2 Upper Ragsdale Dr, Monterey, CA 93940-5736.
- What is James Chu's phone number?
- The practice phone number listed in the NPPES registry for James Chu is (831) 375-6334.
- Does James Chu accept Medicare?
- James Chu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Chu's NPI active?
- Yes — James Chu's NPI (1710969266) is active in the NPPES registry as of the last update on 2008-10-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.