Kamau Karanja
NPI 1720147895 · Family Medicine Physician · Waltham, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kamau Karanja is a Family Medicine Physician provider in Waltham, MA (NPI 1720147895).
Provider details
- NPI number
- 1720147895
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- Yes
- License
- 160304 (MA)
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
501 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 | 127 | $140 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 98 | $99 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 73 | $6 |
| Blood Test, Basic Group of Blood Chemicals (calcium, Total)80048 | 35 | $8 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 32 | $13 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test85027 | 29 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 75 | 19 |
| Amlodipine Besylate | 65 | 16 |
| Lisinopril | 60 | 15 |
| Finasteride | 31 | — |
| Omeprazole | 25 | — |
| Hydrochlorothiazide | 21 | — |
| Valsartan | 20 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-12-06
- Last updated
- 2011-03-11
Frequently asked questions
- What is Kamau Karanja's NPI number?
- Kamau Karanja's National Provider Identifier (NPI) is 1720147895, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kamau Karanja's specialty?
- Kamau Karanja is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Kamau Karanja located?
- Kamau Karanja's practice location on file with NPPES is 564 Main St, Waltham, MA 02452-5516.
- What is Kamau Karanja's phone number?
- The practice phone number listed in the NPPES registry for Kamau Karanja is (781) 693-3800.
- Does Kamau Karanja accept Medicare?
- Kamau Karanja is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kamau Karanja's NPI active?
- Yes — Kamau Karanja's NPI (1720147895) is active in the NPPES registry as of the last update on 2011-03-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.