Hannah Istre-Wilz, MD
NPI 1285375279 · Internal Medicine Physician · Charleston, SC
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hannah Istre-Wilz, MD is a Internal Medicine Physician provider in Charleston, SC (NPI 1285375279).
Provider details
- NPI number
- 1285375279
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- LL90145 (SC)
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
4 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 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Erythromycin Basebrand: Erythromycin | 107 | 85 |
| Prednisolone Acetate | 29 | 22 |
| Latanoprost | 18 | — |
| Brimonidine Tartrate | 17 | — |
| Moxifloxacin Hclbrand: Moxifloxacin | 14 | 14 |
| Timolol Maleate | 14 | — |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 12 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$969 across 10 records (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
- 2022-04-05
- Last updated
- 2023-06-19
- Certified
- 2023-05-04
Frequently asked questions
- What is Hannah Istre-Wilz's NPI number?
- Hannah Istre-Wilz's National Provider Identifier (NPI) is 1285375279, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hannah Istre-Wilz's specialty?
- Hannah Istre-Wilz is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Hannah Istre-Wilz located?
- Hannah Istre-Wilz's practice location on file with NPPES is 169 Ashley Ave, Charleston, SC 29425-8905.
- What is Hannah Istre-Wilz's phone number?
- The practice phone number listed in the NPPES registry for Hannah Istre-Wilz is (843) 460-8624.
- Does Hannah Istre-Wilz accept Medicare?
- Hannah Istre-Wilz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hannah Istre-Wilz's NPI active?
- Yes — Hannah Istre-Wilz's NPI (1285375279) is active in the NPPES registry as of the last update on 2023-06-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.