Daniel Brownstone, MD
NPI 1942204599 · Ophthalmology Physician · Bloomington, IL
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Daniel Brownstone, MD is a Ophthalmology Physician provider in Bloomington, IL (NPI 1942204599).
Provider details
- NPI number
- 1942204599
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036090263 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
21 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,147 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 455 | $123 |
| Imaging of Retina92134 | 407 | $38 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 395 | $87 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 152 | $36 |
| Injection of Drug Into Eye67028 | 143 | $107 |
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 133 |
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 |
|---|---|---|
| Latanoprost | 267 | 88 |
| Timolol Maleate | 190 | 61 |
| Brimonidine Tartrate | 78 | 28 |
| Erythromycin Basebrand: Erythromycin | 77 | 62 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 57 | 15 |
| Bimatoprostbrand: Lumigan | 40 | 14 |
| Dorzolamide Hcl | 36 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$645 across 29 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
- 2005-06-10
- Last updated
- 2020-02-13
- Certified
- 2020-02-13
Frequently asked questions
- What is Daniel Brownstone's NPI number?
- Daniel Brownstone's National Provider Identifier (NPI) is 1942204599, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daniel Brownstone's specialty?
- Daniel Brownstone is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Daniel Brownstone located?
- Daniel Brownstone's practice location on file with NPPES is 1505 Eastland Dr, Bloomington, IL 61701-7910.
- What is Daniel Brownstone's phone number?
- The practice phone number listed in the NPPES registry for Daniel Brownstone is (309) 662-7700.
- Does Daniel Brownstone accept Medicare?
- Daniel Brownstone is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Daniel Brownstone's NPI active?
- Yes — Daniel Brownstone's NPI (1942204599) is active in the NPPES registry as of the last update on 2020-02-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.