James Ding, MD
NPI 1285614636 · Internal Medicine Physician · Torrance, CA
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Ding, MD is a Internal Medicine Physician provider in Torrance, CA (NPI 1285614636).
Provider details
- NPI number
- 1285614636
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G72916 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
1,005 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 480 | $81 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 360 | $99 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 44 | $135 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 40 | $177 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 32 | $9 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 83 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 111 | 27 |
| Amlodipine Besylate | 77 | 22 |
| Lisinopril | 64 | 18 |
| Metformin Hcl | 63 | 18 |
| Omeprazole | 54 | 14 |
| Azithromycin | 52 | 21 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$140 across 5 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
- 2006-01-20
- Last updated
- 2018-04-11
Frequently asked questions
- What is James Ding's NPI number?
- James Ding's National Provider Identifier (NPI) is 1285614636, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Ding's specialty?
- James Ding is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is James Ding located?
- James Ding's practice location on file with NPPES is 23430 Hawthorne Blvd Ste 200, Torrance, CA 90505-4730.
- What is James Ding's phone number?
- The practice phone number listed in the NPPES registry for James Ding is (310) 784-5880.
- Does James Ding accept Medicare?
- James Ding is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Ding's NPI active?
- Yes — James Ding's NPI (1285614636) is active in the NPPES registry as of the last update on 2018-04-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.