Lawrence Zieske, MD
NPI 1992830566 · Family Medicine Physician · Stanford, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lawrence Zieske, MD is a Family Medicine Physician provider in Stanford, CA (NPI 1992830566).
Provider details
- NPI number
- 1992830566
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A146579 (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
149 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) |
|---|---|---|
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 24 | $92 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 23 | $19 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 19 | $102 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 17 | $158 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 16 | $103 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Levothyroxine Sodium | 20 |
| Atorvastatin Calcium | 14 |
| Amlodipine Besylate | 13 |
| Tamsulosin Hcl | 12 |
| Losartan Potassium | 12 |
| Rosuvastatin Calcium | 11 |
| Semaglutidebrand: Ozempic | 11 |
| Sertraline Hcl | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$65 across 3 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
- 2007-02-22
- Last updated
- 2024-04-12
- Certified
- 2024-04-12
Frequently asked questions
- What is Lawrence Zieske's NPI number?
- Lawrence Zieske's National Provider Identifier (NPI) is 1992830566, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lawrence Zieske's specialty?
- Lawrence Zieske is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Lawrence Zieske located?
- Lawrence Zieske's practice location on file with NPPES is 300 Pasteur Dr, Stanford, CA 94305-2200.
- What is Lawrence Zieske's phone number?
- The practice phone number listed in the NPPES registry for Lawrence Zieske is (650) 723-4000.
- Does Lawrence Zieske accept Medicare?
- Lawrence Zieske is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lawrence Zieske's NPI active?
- Yes — Lawrence Zieske's NPI (1992830566) is active in the NPPES registry as of the last update on 2024-04-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.