Robin Caldwell, MD
NPI 1881634087 · Family Medicine Physician · Lynden, WA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Provider details
- NPI number
- 1881634087
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD00028161 (WA)
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
20 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
2,235 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 516 | $9 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 259 | $10 |
| Hemoglobin A1c Level83036 | 232 | $9 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 207 | $13 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 192 | $8 |
| Blood Test, Clotting Time85610 | 166 | $4 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 109 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 469 | 129 |
| Lisinopril | 359 | 92 |
| Levothyroxine Sodium | 262 | 63 |
| Losartan Potassium | 218 | 54 |
| Amlodipine Besylate | 206 | 50 |
| Hydrochlorothiazide | 165 | 48 |
| Omeprazole |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-07
- Last updated
- 2026-04-27
- Certified
- 2026-04-27
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.