Doctor profile · Federal record
Dr. James Koster, MD
Ophthalmology Physician (CMS: Ophthalmology) · Phoenix, AZ
- NPI 1851387344
- Accepts Medicare
- MIPS 95.4 / 100 · 2023
- 27 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
300 E Osborn RD Ste 100
Phoenix, AZ 850122347
(480) 994-5012
fax (480) 994-9479 - Mailing address
-
2111 E Highland Ave Ste 240
Phoenix, AZ 850164794
Credentials & registration
- NPI registered
- September 2005 — 21 yrs on file
- Profile last updated
- December 6, 2024
- Year of graduation
- 1999 — 27 yrs since
- Specialty taxonomy
- 207W00000X — NUCC code
- State license (1)
- Arizona #32672
- Medicaid
- AZ #870643
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1851387344. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
3,116
Distinct HCPCS
10
Medicare allowed
$387,035
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
92014 |
Established patient complete exam of visual system | 1,078 | 1,017 | $123 | |
92136 |
Measurement of corneal curvature and depth of eye | 411 | 200 | $24 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 305 | 219 | $88 | |
66984 |
Removal of cataract with insertion of prosthetic lens | 236 | 156 | $510 | |
92250 |
Photography of the retina | 204 | 201 | $36 | |
92134 |
Imaging of retina | 177 | 164 | $38 | |
92083 |
Exam of visual field with extended testing | 175 | 169 | $61 | |
92004 |
New patient complete exam of visual system | 150 | 150 | $147 | |
92133 |
Imaging of optic nerve | 134 | 132 | $33 | |
66821 |
Removal of recurring cataract in lens capsule using a laser | 121 | 89 | $298 |
In context: peer comparison
Among 33 peers in Phoenix Ophthalmology Physician, average services per provider: 634. This provider delivers 4.9× the peer median.Open Payments
Industry payments received
All-time total
$462
Transactions
15
Manufacturers
11
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Lumenis Be INC | 1 | $135.97 | |
| Tarsus Pharmaceuticals, INC. | 3 | $85.36 | |
| Abbvie INC. | 2 | $61.25 | |
| Thea Pharma INC. | 2 | $32.60 | |
| Harrow Eye, LLC | 1 | $23.63 | |
| Alcon Vision LLC | 1 | $23.06 | |
| Astellas Pharma US INC | 1 | $22.76 | |
| Bausch & Lomb Americas INC. | 1 | $22.08 | |
| Sun Pharmaceutical Industries INC. | 1 | $21.14 | |
| Biotissue Holdings INC. | 1 | $19.04 | |
| Johnson & Johnson Surgical Vision, INC. | 1 | $15.23 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
928
Patients
435
Total drug cost
$138,448
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Latanoprost | Generic | 230 | 77 | $6,352 |
| Prednisolone Acetate | Generic | 186 | 142 | $6,854 |
| Timolol Maleate | Generic | 79 | 32 | $1,012 |
| Lumigan (Bimatoprost) | Brand | 74 | 20 | $45,008 |
| Moxifloxacin (Moxifloxacin Hcl) | Brand | 58 | 43 | $2,193 |
| Ketorolac Tromethamine | Generic | 49 | 37 | $1,710 |
| Brimonidine Tartrate | Generic | 44 | 17 | $1,321 |
| Tobramycin-Dexamethasone (Tobramycin/Dexamethasone) | Brand | 38 | 31 | $2,278 |
| Restasis (Cyclosporine) | Brand | 35 | 17 | $36,969 |
| Brimonidine Tartrate-Timolol (Brimonidine Tartrate/Timolol) | Brand | 33 | 0 | $10,620 |
Frequently asked questions
What is Dr. James Koster's medical specialty?
Dr. James Koster practices Ophthalmology Physician in Phoenix, AZ.
Where does Dr. James Koster practice?
Dr. James Koster practices at 300 E Osborn RD Ste 100, Phoenix, AZ 850122347. Office phone: 4809945012.
What is Dr. James Koster's NPI?
Dr. James Koster's National Provider Identifier (NPI) is 1851387344, issued by NPPES.
Does Dr. James Koster accept Medicare assignment?
Yes. Dr. James Koster accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Koster commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Measurement of corneal curvature and depth of eye (HCPCS 92136); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.