Mark Dikopf, M.D.
NPI 1255673364 · Ophthalmology Physician · Arlington Heights, IL
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Dikopf, M.D. is a Ophthalmology Physician provider in Arlington Heights, IL (NPI 1255673364).
Provider details
- NPI number
- 1255673364
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 036142508 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
13 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
7,330 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 | 1,624 | $133 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 1,043 | $17 |
| Imaging of Retina92134 | 737 | $41 |
| Extended Exam of the Back Part of the Eye With Retinal Drawing92201 | 610 | $25 |
| Exam of Visual Field With Extended Testing92083 | 607 | $64 |
| Imaging of Optic Nerve92133 | 539 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 33 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 1,276 | 408 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 739 | 229 |
| Dorzolamide Hcl | 622 | 196 |
| Brimonidine Tartrate | 539 | 163 |
| Timolol Maleate | 478 | 156 |
| Prednisolone Acetate | 388 | 223 |
| Ketorolac Tromethamine | 289 | 163 |
| Ofloxacin | 286 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$851 across 37 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
Additional practice locations (2)
- 5067 N Lincoln Ave Ste 2nChicago, IL 60625-8370Phone: (773) 275-1390Fax: (847) 418-8928
- 1555 Barrington Rd Ste 320Hoffman Estates, IL 60169-1064Phone: (847) 882-5848Fax: (847) 418-8928
Registry dates
- Enumerated
- 2013-03-27
- Last updated
- 2023-04-11
- Certified
- 2023-04-11
Frequently asked questions
- What is Mark Dikopf's NPI number?
- Mark Dikopf's National Provider Identifier (NPI) is 1255673364, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Dikopf's specialty?
- Mark Dikopf is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Dikopf located?
- Mark Dikopf's practice location on file with NPPES is 1604 W Central Rd, Arlington Heights, IL 60005-2407.
- What is Mark Dikopf's phone number?
- The practice phone number listed in the NPPES registry for Mark Dikopf is (847) 394-1414.
- Does Mark Dikopf accept Medicare?
- Mark Dikopf is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Dikopf's NPI active?
- Yes — Mark Dikopf's NPI (1255673364) is active in the NPPES registry as of the last update on 2023-04-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.