Grant Aaker, MD
NPI 1770872988 · Ophthalmology Physician · Lacey, WA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Grant Aaker, MD is a Ophthalmology Physician provider in Lacey, WA (NPI 1770872988).
Provider details
- NPI number
- 1770872988
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD60540406 (WA)
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
15 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
5,322 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 | 861 | $130 |
| Established Patient Complete Exam of Visual System92014 | 767 | $129 |
| Imaging of Optic Nerve92133 | 495 | $36 |
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 433 | $490 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 379 | $42 |
| Imaging of Retina92134 | 375 | $41 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 743 | 211 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 209 | 61 |
| Timolol Maleate | 182 | 58 |
| Prednisolone Acetate | 93 | 68 |
| Brimonidine Tartrate | 79 | 28 |
| Cyclosporine | 75 | 29 |
| Fluorometholone | 60 | 40 |
| Dorzolamide Hcl | 54 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$308 across 15 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
- 2011-03-29
- Last updated
- 2026-03-27
- Certified
- 2026-03-27
Frequently asked questions
- What is Grant Aaker's NPI number?
- Grant Aaker's National Provider Identifier (NPI) is 1770872988, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Grant Aaker's specialty?
- Grant Aaker is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Grant Aaker located?
- Grant Aaker's practice location on file with NPPES is 345 College St Se Ste C, Lacey, WA 98503-1014.
- What is Grant Aaker's phone number?
- The practice phone number listed in the NPPES registry for Grant Aaker is (360) 456-3200.
- Does Grant Aaker accept Medicare?
- Grant Aaker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Grant Aaker's NPI active?
- Yes — Grant Aaker's NPI (1770872988) is active in the NPPES registry as of the last update on 2026-03-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.