Holly Weis, M.D.
NPI 1568751352 · Internal Medicine Physician · Park Ridge, IL
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Holly Weis, M.D. is a Internal Medicine Physician provider in Park Ridge, IL (NPI 1568751352).
Provider details
- NPI number
- 1568751352
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
15 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
3,468 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Microfluid Analysis of Tears83861 | 966 | $22 |
| Established Patient Complete Exam of Visual System92014 | 902 | $127 |
| Established Patient Problem Focused Exam of Visual System92012 | 577 | $90 |
| Imaging of Retina92134 | 474 | $41 |
| Imaging of Optic Nerve92133 | 205 | $35 |
| Exam of Visual Field With Extended Testing92083 | 196 | $64 |
| New Patient Complete Exam of Visual System92004 |
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 |
|---|---|---|
| Latanoprost | 145 | 40 |
| Erythromycin Basebrand: Erythromycin | 104 | 62 |
| Ofloxacin | 82 | 69 |
| Cyclosporinebrand: Restasis | 59 | 29 |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 43 | 35 |
| Timolol Maleate | 38 | 16 |
| Prednisolone Acetate | 35 | 26 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$454 across 21 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
- 2011-03-31
- Last updated
- 2011-06-16
Frequently asked questions
- What is Holly Weis's NPI number?
- Holly Weis's National Provider Identifier (NPI) is 1568751352, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Holly Weis's specialty?
- Holly Weis is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Holly Weis located?
- Holly Weis's practice location on file with NPPES is 1775 W Dempster St, Park Ridge, IL 60068-1143.
- What is Holly Weis's phone number?
- The practice phone number listed in the NPPES registry for Holly Weis is (847) 723-8077.
- Does Holly Weis accept Medicare?
- Holly Weis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Holly Weis's NPI active?
- Yes — Holly Weis's NPI (1568751352) is active in the NPPES registry as of the last update on 2011-06-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.