David Weiss, M.D.
NPI 1609958289 · Internal Medicine Physician · Torrance, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Weiss, M.D. is a Internal Medicine Physician provider in Torrance, CA (NPI 1609958289).
Provider details
- NPI number
- 1609958289
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G77999 (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
850 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 | 365 | $129 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 107 | $92 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 105 | $128 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 64 | $180 |
| Administration of Influenza Virus VaccineG0008 | 62 | $35 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 63 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 206 | 58 |
| Atorvastatin Calcium | 145 | 47 |
| Amlodipine Besylate | 132 | 38 |
| Levothyroxine Sodium | 99 | 31 |
| Metoprolol Succinate | 68 | 22 |
| Omeprazole | 68 | 25 |
| Amlodipine Besylate/Benazepril |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$99 across 4 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
- 2006-10-20
- Last updated
- 2025-11-11
- Certified
- 2025-11-11
Frequently asked questions
- What is David Weiss's NPI number?
- David Weiss's National Provider Identifier (NPI) is 1609958289, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Weiss's specialty?
- David Weiss is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is David Weiss located?
- David Weiss's practice location on file with NPPES is 23560 Madison St Ste 103, Torrance, CA 90505-4709.
- What is David Weiss's phone number?
- The practice phone number listed in the NPPES registry for David Weiss is (310) 325-9200.
- Does David Weiss accept Medicare?
- David Weiss is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Weiss's NPI active?
- Yes — David Weiss's NPI (1609958289) is active in the NPPES registry as of the last update on 2025-11-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.