Christian Mehregan, MD
NPI 1669900031 · Ophthalmology Physician · East Lansing, MI
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Provider details
- NPI number
- 1669900031
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 4301504639 (MI)
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
9 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
6 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,991 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 513 | $86 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 290 | $121 |
| Exam of Visual Field With Extended Testing92083 | 276 | $58 |
| Imaging of Optic Nerve92133 | 252 | $33 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 180 | $38 |
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 143 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 35 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 1,605 | 548 |
| Timolol Maleate | 1,010 | 358 |
| Prednisolone Acetate | 748 | 459 |
| Moxifloxacin Hclbrand: Moxifloxacin | 719 | 420 |
| Brimonidine Tartrate | 465 | 163 |
| Ketorolac Tromethamine | 374 | 271 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 374 | 135 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$112 across 4 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 (5)
- 3600 Capital Ave Sw Ste 203Battle Creek, MI 49015-9393Phone: (269) 979-6383
- 1005 Charlevoix Dr Ste 200Grand Ledge, MI 48837-8186Phone: (517) 627-3030Fax: (517) 627-8088
- 2790 W Grand River Ave Ste 200Howell, MI 48843-8424Phone: (517) 548-3571Fax: (517) 545-2543
- 1535 E Broomfield StMt Pleasant, MI 48858-4489Phone: (989) 772-3339
- 5100 Marsh Rd Ste HOkemos, MI 48864-1195Phone: (517) 349-0150Fax: (517) 349-0157
Registry dates
- Enumerated
- 2017-05-31
- Last updated
- 2024-08-07
- Certified
- 2024-08-07
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.