Doctor profile · Federal record
Dr. Dennis Vannatta, O.D.
Optometrist (CMS: Optometry) · Sioux City, IA
- NPI 1144212358
- Accepts Medicare
- MIPS 99.2 / 100 · 2023
- 50 yrs in practice
- Male
- No sanctions
Practice & contact
- Primary practice
-
4600 Singing Hills Blvd
Sioux City, IA 511069702
(712) 271-4600
fax (712) 271-4604
Credentials & registration
- NPI registered
- August 2005 — 21 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1976 — 50 yrs since
- Specialty taxonomy
- 152W00000X — NUCC code
- State license (1)
- Iowa #IA1725
- Medicaid (2)
- IA #3214791 · IA #2214791
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1144212358. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,519
Distinct HCPCS
8
Medicare allowed
$101,203
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
92250 |
Photography of the retina | 428 | 405 | $35 | |
92134 |
Imaging of retina | 400 | 382 | $38 | |
92014 |
Established patient complete exam of visual system | 383 | 361 | $119 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 114 | 60 | $85 | |
92083 |
Exam of visual field with extended testing | 89 | 73 | $58 | |
66984 |
Removal of cataract with insertion of prosthetic lens | 45 | 24 | $100 | |
92004 |
New patient complete exam of visual system | 40 | 40 | $141 | |
92133 |
Imaging of optic nerve | 20 | 20 | $33 |
In context: peer comparison
Among 5 peers in this city , average services per provider: 90. This provider delivers 17× the peer median.Open Payments
Industry payments received
All-time total
$320
Transactions
9
Manufacturers
6
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Bausch & Lomb Americas Inc. | 4 | $123.07 | |
| Glaukos Corporation | 1 | $108.90 | |
| Johnson & Johnson Vision Care, Inc. | 1 | $33.01 | |
| Dompe US, Inc. | 1 | $20.13 | |
| Alcon Vision LLC | 1 | $18.67 | |
| Astellas Pharma US Inc | 1 | $15.98 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
298
Patients
76
Total drug cost
$29,691
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Latanoprost | Generic | 119 | 32 | $3,540 |
| Timolol Maleate | Generic | 70 | 21 | $699 |
| Lumigan (Bimatoprost) | Brand | 28 | 11 | $17,783 |
| Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) | Brand | 25 | 0 | $894 |
| Brimonidine Tartrate | Generic | 16 | 0 | $359 |
| Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) | Brand | 14 | 12 | $222 |
| Combigan (Brimonidine Tartrate/Timolol) | Brand | 13 | 0 | $5,486 |
| Dorzolamide Hcl | Generic | 13 | 0 | $709 |
Frequently asked questions
What is Dr. Dennis Vannatta's medical specialty?
Dr. Dennis Vannatta practices Optometrist in Sioux City, IA.
Where does Dr. Dennis Vannatta practice?
Dr. Dennis Vannatta practices at 4600 Singing Hills Blvd, Sioux City, IA 511069702. Office phone: 7122714600.
What is Dr. Dennis Vannatta's NPI?
Dr. Dennis Vannatta's National Provider Identifier (NPI) is 1144212358, issued by NPPES.
Does Dr. Dennis Vannatta accept Medicare assignment?
Yes. Dr. Dennis Vannatta accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dennis Vannatta commonly perform?
Top Medicare-reported procedures in 2023: Photography of the retina (HCPCS 92250); Imaging of retina (HCPCS 92134); Established patient complete exam of visual system (HCPCS 92014). Source: CMS Medicare Physician & Other Practitioners file.