Katherine Lazet, DO
NPI 1033591789 · Family Medicine Physician · Saint Louis, MO
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Lazet, DO is a Family Medicine Physician provider in Saint Louis, MO (NPI 1033591789).
Provider details
- NPI number
- 1033591789
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- 5101021889 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
11 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
398 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 221 | $95 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 134 | $133 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 26 | $143 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 17 | $177 |
Typical Medicare-allowed amounts for these services range $95–$177 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cephalexin | 59 | 59 |
| Doxycycline Hyclate | 53 | 51 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 47 | 45 |
| Prednisone | 47 | 44 |
| Amoxicillin | 44 | 44 |
| Methylprednisolone | 38 | 38 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 26 | 25 |
Practice location
Mailing address
Additional practice locations (2)
- 1512 N Green Mount RdO Fallon, IL 62269-2083Phone: (906) 869-2836
- 75 State StBoston, MA 02109-1827Phone: (906) 869-2836
Registry dates
- Enumerated
- 2015-06-18
- Last updated
- 2026-03-27
- Certified
- 2026-03-27
Frequently asked questions
- What is Katherine Lazet's NPI number?
- Katherine Lazet's National Provider Identifier (NPI) is 1033591789, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Lazet's specialty?
- Katherine Lazet is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Katherine Lazet located?
- Katherine Lazet's practice location on file with NPPES is 1 Jefferson Barracks Rd, Saint Louis, MO 63125-4181.
- What is Katherine Lazet's phone number?
- The practice phone number listed in the NPPES registry for Katherine Lazet is (314) 894-6505.
- Does Katherine Lazet accept Medicare?
- Katherine Lazet is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Lazet's NPI active?
- Yes — Katherine Lazet's NPI (1033591789) is active in the NPPES registry as of the last update on 2026-03-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.