Joseph Lamb, MD
NPI 1578583621 · Family Medicine Physician · New London, WI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Lamb, MD is a Family Medicine Physician provider in New London, WI (NPI 1578583621).
Provider details
- NPI number
- 1578583621
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 29466 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,218 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 | 246 | $117 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 | 182 | $16 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 161 | $82 |
| Detection Test By Immunoassay Technique for Severe Acute Respiratory Syndrome Coronavirus87426 | 116 | $34 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 70 | $8 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 40 | 36 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 30 | 29 |
| Nirmatrelvir/Ritonavirbrand: Paxlovid | 24 | 23 |
| Tramadol Hcl | 22 | 22 |
| Cefdinir | 21 | 21 |
| Doxycycline Hyclate | 20 | 18 |
| Fluticasone Propionate | 19 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-20
- Last updated
- 2017-07-25
Frequently asked questions
- What is Joseph Lamb's NPI number?
- Joseph Lamb's National Provider Identifier (NPI) is 1578583621, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Lamb's specialty?
- Joseph Lamb is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Lamb located?
- Joseph Lamb's practice location on file with NPPES is 1405 Mill St, New London, WI 54961-2155.
- What is Joseph Lamb's phone number?
- The practice phone number listed in the NPPES registry for Joseph Lamb is (920) 531-2400.
- Does Joseph Lamb accept Medicare?
- Joseph Lamb is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Lamb's NPI active?
- Yes — Joseph Lamb's NPI (1578583621) is active in the NPPES registry as of the last update on 2017-07-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.