David Katzman, MD
NPI 1346308392 · Internal Medicine Physician · Saint Louis, MO
David Katzman, MD is a Internal Medicine Physician provider in Saint Louis, MO (NPI 1346308392).
Provider details
- NPI number
- 1346308392
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 103198 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 160 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 391 | 93 |
| Levothyroxine Sodium | 336 | 67 |
| Rosuvastatin Calcium | 279 | 79 |
| Amlodipine Besylate | 274 | 68 |
| Apixabanbrand: Eliquis | 221 | 39 |
| Metoprolol Succinate | 188 | 41 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$203 across 16 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
- 2006-12-04
- Last updated
- 2007-07-08
Frequently asked questions
- What is David Katzman's NPI number?
- David Katzman's National Provider Identifier (NPI) is 1346308392, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Katzman's specialty?
- David Katzman is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is David Katzman located?
- David Katzman's practice location on file with NPPES is 11709 Old Ballas Rd Ste 101, Saint Louis, MO 63141-7029.
- What is David Katzman's phone number?
- The practice phone number listed in the NPPES registry for David Katzman is (314) 993-1200.
- Is David Katzman's NPI active?
- Yes — David Katzman's NPI (1346308392) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.