Christopher Ambrose, O.D.
NPI 1255998308 · Optometrist · Evansville, IN
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher Ambrose, O.D. is a Optometrist provider in Evansville, IN (NPI 1255998308).
Provider details
- NPI number
- 1255998308
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 18004155B (IN)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
7 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
1,924 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 | 495 | $126 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 356 | $89 |
| Microfluid Analysis of Tears83861 | 214 | $22 |
| Exam of Visual Field With Extended Testing92083 | 209 | $62 |
| Imaging of Optic Nerve92133 | 173 | $35 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 123 | $31 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 228 | 66 |
| Bimatoprostbrand: Lumigan | 149 | 34 |
| Prednisolone Acetate | 126 | 91 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 122 | 42 |
| Netarsudil Mesylat/Latanoprostbrand: Rocklatan | 99 | 19 |
| Brimonidine Tartrate | 99 | 33 |
| Dorzolamide Hcl | 68 | 19 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,361 across 46 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
- 2019-05-23
- Last updated
- 2019-05-23
Frequently asked questions
- What is Christopher Ambrose's NPI number?
- Christopher Ambrose's National Provider Identifier (NPI) is 1255998308, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Ambrose's specialty?
- Christopher Ambrose is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Christopher Ambrose located?
- Christopher Ambrose's practice location on file with NPPES is 101 Nw 1st St Ste 112, Evansville, IN 47708-1259.
- What is Christopher Ambrose's phone number?
- The practice phone number listed in the NPPES registry for Christopher Ambrose is (812) 426-2020.
- Does Christopher Ambrose accept Medicare?
- Christopher Ambrose is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher Ambrose's NPI active?
- Yes — Christopher Ambrose's NPI (1255998308) is active in the NPPES registry as of the last update on 2019-05-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.