Nathan Osterman, O.D.
NPI 1437531381 · Optometrist · Cedar Park, TX
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nathan Osterman, O.D. is a Optometrist provider in Cedar Park, TX (NPI 1437531381).
Provider details
- NPI number
- 1437531381
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 4901004909 (MI)
Specialties & taxonomies
Eye and Vision Services Providers
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
10 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
1,268 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 | 289 | $128 |
| Established Patient Complete Exam of Visual System92014 | 145 | $128 |
| Imaging of Optic Nerve92133 | 141 | $35 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 138 | $90 |
| Exam of Visual Field With Extended Testing92083 | 122 | $64 |
| Imaging of Retina92134 | 86 | $40 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 182 | 65 |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 71 | 58 |
| Timolol Maleate | 67 | 34 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 38 | — |
| Fluorometholone | 38 | 27 |
| Cyclosporinebrand: Restasis | 32 | 19 |
| Prednisolone Acetate | 30 | 22 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$991 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
- 2015-06-26
- Last updated
- 2022-08-04
- Certified
- 2022-08-04
Frequently asked questions
- What is Nathan Osterman's NPI number?
- Nathan Osterman's National Provider Identifier (NPI) is 1437531381, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nathan Osterman's specialty?
- Nathan Osterman is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Nathan Osterman located?
- Nathan Osterman's practice location on file with NPPES is 11901 W Parmer Ln Ste 400, Cedar Park, TX 78613-7655.
- What is Nathan Osterman's phone number?
- The practice phone number listed in the NPPES registry for Nathan Osterman is (512) 528-1144.
- Does Nathan Osterman accept Medicare?
- Nathan Osterman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nathan Osterman's NPI active?
- Yes — Nathan Osterman's NPI (1437531381) is active in the NPPES registry as of the last update on 2022-08-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.