Edward Stack, M.D.
NPI 1801899885 · Ophthalmology Physician · Flint, MI
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Edward Stack, M.D. is a Ophthalmology Physician provider in Flint, MI (NPI 1801899885).
Provider details
- NPI number
- 1801899885
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 4301065179 (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
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
2,862 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 | 799 | $121 |
| Exam of Visual Field With Extended Testing92083 | 300 | $58 |
| Imaging of Retina92134 | 299 | $37 |
| Imaging of Optic Nerve92133 | 264 | $33 |
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 245 | $282 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 207 | $36 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 897 | 297 |
| Brimonidine Tartrate | 371 | 123 |
| Bimatoprostbrand: Lumigan | 270 | 88 |
| Fluorometholone | 230 | 221 |
| Prednisolone Acetate | 205 | 155 |
| Timolol Maleate | 198 | 62 |
| Ketorolac Tromethamine | 153 | 95 |
| Ofloxacin | 136 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$426 across 22 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
- 2005-05-24
- Last updated
- 2023-12-06
- Certified
- 2023-12-06
Frequently asked questions
- What is Edward Stack's NPI number?
- Edward Stack's National Provider Identifier (NPI) is 1801899885, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Edward Stack's specialty?
- Edward Stack is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Edward Stack located?
- Edward Stack's practice location on file with NPPES is 5300 Gateway Ctr, Flint, MI 48507-3930.
- What is Edward Stack's phone number?
- The practice phone number listed in the NPPES registry for Edward Stack is (810) 720-9111.
- Does Edward Stack accept Medicare?
- Edward Stack is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Edward Stack's NPI active?
- Yes — Edward Stack's NPI (1801899885) is active in the NPPES registry as of the last update on 2023-12-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.