Colman Kraff, M.D.
NPI 1912953712 · Ophthalmology Physician · Chicago, IL
Colman Kraff, M.D. is a Ophthalmology Physician provider in Chicago, IL (NPI 1912953712).
Provider details
- NPI number
- 1912953712
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
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
20 yrs in NPPES registry
- Profile completeness33% of score
83% 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 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 176 | 55 |
| Moxifloxacin Hclbrand: Moxifloxacin | 149 | 95 |
| Prednisolone Acetate | 142 | 87 |
| Timolol Maleate | 45 | 19 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 28 | 11 |
| Bimatoprostbrand: Lumigan | 26 | — |
| Cyclosporinebrand: Restasis | 21 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,369 across 39 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
- 2006-05-25
- Last updated
- 2007-07-09
Frequently asked questions
- What is Colman Kraff's NPI number?
- Colman Kraff's National Provider Identifier (NPI) is 1912953712, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Colman Kraff's specialty?
- Colman Kraff is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Colman Kraff located?
- Colman Kraff's practice location on file with NPPES is 25 E Washington St, Chicago, IL 60602-1708.
- What is Colman Kraff's phone number?
- The practice phone number listed in the NPPES registry for Colman Kraff is (312) 444-1111.
- Is Colman Kraff's NPI active?
- Yes — Colman Kraff's NPI (1912953712) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.