Christopher Stock, M.D.
NPI 1144233347 · Ophthalmology Physician · Grandville, MI
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher Stock, M.D. is a Ophthalmology Physician provider in Grandville, MI (NPI 1144233347).
Provider details
- NPI number
- 1144233347
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- CS065698 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
365 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 105 | $53 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 70 | $86 |
| Exam of Visual Field With Extended Testing92083 | 50 | $58 |
| Imaging of Optic Nerve92133 | 43 | $34 |
| Established Patient Problem Focused Exam of Visual System92012 | 32 | $82 |
| Imaging of Retina92134 | 26 | $38 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 238 | 57 |
| Netarsudil Mesylat/Latanoprostbrand: Rocklatan | 152 | 22 |
| Timolol Maleate | 143 | 39 |
| Bimatoprostbrand: Lumigan | 140 | 34 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 116 | 28 |
| Prednisolone Acetate | 91 | 66 |
| Brimonidine Tartrate | 86 | 26 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-15
- Last updated
- 2008-03-05
Frequently asked questions
- What is Christopher Stock's NPI number?
- Christopher Stock's National Provider Identifier (NPI) is 1144233347, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Stock's specialty?
- Christopher Stock is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Christopher Stock located?
- Christopher Stock's practice location on file with NPPES is 4070 Chicago Dr Sw, Grandville, MI 49418-1258.
- What is Christopher Stock's phone number?
- The practice phone number listed in the NPPES registry for Christopher Stock is (616) 988-8787.
- Does Christopher Stock accept Medicare?
- Christopher Stock is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher Stock's NPI active?
- Yes — Christopher Stock's NPI (1144233347) is active in the NPPES registry as of the last update on 2008-03-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.