Doctor profile · Federal record
Dr. Hans Oosterbaan, OD
Optometrist (CMS: Optometry) · Fredericksburg, TX
- NPI 1245239953
- Accepts Medicare
- MIPS 0.0 / 100 · 2023
- 35 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
1102 North Llano Street, Suite A
Fredericksburg, TX 786245449
(830) 997-0131
fax (866) 897-9855
Credentials & registration
- NPI registered
- July 2005 — 21 yrs on file
- Profile last updated
- September 25, 2015
- Year of graduation
- 1991 — 35 yrs since
- Specialty taxonomy
- 152W00000X — NUCC code
- State license (1)
- Texas #4526TG
- Medicaid
- TX #093435802
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1245239953. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,384
Distinct HCPCS
10
Medicare allowed
$88,751
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 261 | 190 | $87 | |
83861 |
Microfluid analysis of tears | 231 | 108 | $22 | |
92014 |
Established patient complete exam of visual system | 210 | 200 | $121 | |
92083 |
Exam of visual field with extended testing | 138 | 118 | $60 | |
92250 |
Photography of the retina | 100 | 91 | $35 | |
92133 |
Imaging of optic nerve | 80 | 78 | $34 | |
92134 |
Imaging of retina | 77 | 70 | $37 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 75 | 55 | $123 | |
92285 |
Photography of content of eyes | 60 | 48 | $21 | |
76514 |
Ultrasound scan of cornea to determine thickness | 58 | 58 | $10 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 83. This provider delivers 17× the peer median.Open Payments
Industry payments received
All-time total
$39
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Alcon Vision LLC | 1 | $23.99 | |
| CooperVision Inc. | 1 | $14.88 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
498
Patients
128
Total drug cost
$10,599
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Latanoprost | Generic | 311 | 63 | $5,022 |
| Timolol Maleate | Generic | 59 | 20 | $1,280 |
| Brimonidine Tartrate | Generic | 47 | 18 | $582 |
| Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) | Brand | 31 | 13 | $973 |
| Dorzolamide Hcl | Generic | 28 | 0 | $669 |
| Fluorometholone | Generic | 22 | 14 | $2,072 |
Frequently asked questions
What is Dr. Hans Oosterbaan's medical specialty?
Dr. Hans Oosterbaan practices Optometrist in Fredericksburg, TX.
Where does Dr. Hans Oosterbaan practice?
Dr. Hans Oosterbaan practices at 1102 North Llano Street, Fredericksburg, TX 786245449. Office phone: 8309970131.
What is Dr. Hans Oosterbaan's NPI?
Dr. Hans Oosterbaan's National Provider Identifier (NPI) is 1245239953, issued by NPPES.
Does Dr. Hans Oosterbaan accept Medicare assignment?
Yes. Dr. Hans Oosterbaan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Hans Oosterbaan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Microfluid analysis of tears (HCPCS 83861); Established patient complete exam of visual system (HCPCS 92014). Source: CMS Medicare Physician & Other Practitioners file.