Peter Rosen, APN
NPI 1851795033 · Family Medicine Physician · Waterloo, IA
Peter Rosen, APN is a Family Medicine Physician provider in Waterloo, IA (NPI 1851795033).
Provider details
- NPI number
- 1851795033
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- APN
- Sex
- Male
- Sole proprietor
- Yes
- License
- A114250 (IA)
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
11 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
37 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 | 24 | $100 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 13 | $9 |
Typical Medicare-allowed amounts for these services range $9–$100 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 42 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 112 | 48 |
| Amlodipine Besylate | 74 | 29 |
| Losartan Potassium | 59 | 24 |
| Lisinopril | 58 | 33 |
| Hydrochlorothiazide | 58 | 25 |
| Levothyroxine Sodium | 57 | 25 |
| Allopurinol | 37 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-10-16
- Last updated
- 2024-03-04
- Certified
- 2024-03-04
Frequently asked questions
- What is Peter Rosen's NPI number?
- Peter Rosen's National Provider Identifier (NPI) is 1851795033, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Peter Rosen's specialty?
- Peter Rosen is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Peter Rosen located?
- Peter Rosen's practice location on file with NPPES is 315 E 5th St Ste 202, Waterloo, IA 50703-4757.
- What is Peter Rosen's phone number?
- The practice phone number listed in the NPPES registry for Peter Rosen is (319) 209-4117.
- Is Peter Rosen's NPI active?
- Yes — Peter Rosen's NPI (1851795033) is active in the NPPES registry as of the last update on 2024-03-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.