Joseph Benjamin, DO
NPI 1578639779 · Family Medicine Physician · Waterloo, IA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Benjamin, DO is a Family Medicine Physician provider in Waterloo, IA (NPI 1578639779).
Provider details
- NPI number
- 1578639779
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 4295 (AZ)
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
819 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 | 170 | $117 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 127 | $83 |
| X-Ray of Chest, 2 Views71046 | 107 | $21 |
| Automated Urinalysis Test81003 | 77 | $2 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 54 | $9 |
| 2019-Ncov Coronavirus, Sars-Cov-2/2019-Ncov (covid-19), Any Technique, Multiple Types Or Subtypes (includes All Targets), Non-CdcU0002 | 49 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 47 | 47 |
| Prednisone | 45 | 45 |
| Cefuroxime Axetilbrand: Cefuroxime | 36 | 36 |
| Doxycycline Hyclate | 30 | 28 |
| Azithromycin | 27 | 27 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 24 | 24 |
| Ipratropium Bromide | 22 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-28
- Last updated
- 2016-11-08
Frequently asked questions
- What is Joseph Benjamin's NPI number?
- Joseph Benjamin's National Provider Identifier (NPI) is 1578639779, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Benjamin's specialty?
- Joseph Benjamin is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Benjamin located?
- Joseph Benjamin's practice location on file with NPPES is 2710 Saint Francis Dr, Waterloo, IA 50702-5619.
- What is Joseph Benjamin's phone number?
- The practice phone number listed in the NPPES registry for Joseph Benjamin is (319) 272-5000.
- Does Joseph Benjamin accept Medicare?
- Joseph Benjamin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Benjamin's NPI active?
- Yes — Joseph Benjamin's NPI (1578639779) is active in the NPPES registry as of the last update on 2016-11-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.