Stephen Stone, MD
NPI 1407472327 · Internal Medicine Physician · Iowa City, IA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Stone, MD is a Internal Medicine Physician provider in Iowa City, IA (NPI 1407472327).
Provider details
- NPI number
- 1407472327
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- R-11988 (IA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
6 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 85 | 36 |
| Losartan Potassium | 36 | 17 |
| Tamsulosin Hcl | 30 | 13 |
| Lisinopril | 30 | 12 |
| Levothyroxine Sodium | 24 | 11 |
| Omeprazole | 24 | — |
| Fluticasone Propionate | 20 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$63 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-06-17
- Last updated
- 2020-06-17
- Certified
- 2020-06-17
Frequently asked questions
- What is Stephen Stone's NPI number?
- Stephen Stone's National Provider Identifier (NPI) is 1407472327, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Stone's specialty?
- Stephen Stone is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Stone located?
- Stephen Stone's practice location on file with NPPES is 200 Hawkins Dr Dept of, Iowa City, IA 52242-1009.
- What is Stephen Stone's phone number?
- The practice phone number listed in the NPPES registry for Stephen Stone is (916) 521-2912.
- Does Stephen Stone accept Medicare?
- Stephen Stone is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Stone's NPI active?
- Yes — Stephen Stone's NPI (1407472327) is active in the NPPES registry as of the last update on 2020-06-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.