David Bosak, O.D.
NPI 1194988790 · Optometrist · Lansing, MI
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Bosak, O.D. is a Optometrist provider in Lansing, MI (NPI 1194988790).
Provider details
- NPI number
- 1194988790
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 4901004479 (MI)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
17 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
137 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) |
|---|---|---|
| Photography of the Retina92250 | 58 | $34 |
| Established Patient Complete Exam of Visual System92014 | 42 | $117 |
| Imaging of Retina92134 | 22 | $37 |
| New Patient Complete Exam of Visual System92004 | 15 | $139 |
Typical Medicare-allowed amounts for these services range $34–$139 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-07-03
- Last updated
- 2008-07-03
Frequently asked questions
- What is David Bosak's NPI number?
- David Bosak's National Provider Identifier (NPI) is 1194988790, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Bosak's specialty?
- David Bosak is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is David Bosak located?
- David Bosak's practice location on file with NPPES is 6425 S Pennsylvania Ave, Lansing, MI 48911-5975.
- What is David Bosak's phone number?
- The practice phone number listed in the NPPES registry for David Bosak is (517) 393-2660.
- Does David Bosak accept Medicare?
- David Bosak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Bosak's NPI active?
- Yes — David Bosak's NPI (1194988790) is active in the NPPES registry as of the last update on 2008-07-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.