Doctor profile · Federal record
Dr. John Thayer, M.D.
Ophthalmology Physician (CMS: Ophthalmology) · Westfield, MA
- NPI 1386628279
- Accepts Medicare
- MIPS 75.0 / 100 · 2023
- 36 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
501 Southampton RD, Suite D
Westfield, MA 010851592
(413) 572-3000
Credentials & registration
- NPI registered
- December 2005 — 21 yrs on file
- Profile last updated
- May 20, 2025
- Year of graduation
- 1990 — 36 yrs since
- Specialty taxonomy
- 207W00000X — NUCC code
- State license (1)
- Massachusetts #155865
- Medicaid
- MA #3178307
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1386628279. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
3,596
Distinct HCPCS
10
Medicare allowed
$427,331
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
92014 |
Established patient complete exam of visual system | 956 | 867 | $130 | |
92012 |
Established patient problem focused exam of visual system | 408 | 306 | $93 | |
92133 |
Imaging of optic nerve | 406 | 296 | $38 | |
92134 |
Imaging of retina | 401 | 298 | $41 | |
92136 |
Measurement of corneal curvature and depth of eye | 223 | 137 | $40 | |
68841 |
Insertion of drug delivery implant into tear duct of eye | 187 | 114 | $17 | |
92083 |
Exam of visual field with extended testing | 181 | 177 | $65 | |
66984 |
Removal of cataract with insertion of prosthetic lens | 166 | 102 | $550 | |
92020 |
Exam of the internal drainage system of eye | 106 | 103 | $28 | |
92025 |
Ct scan of cornea | 71 | 71 | $34 |
In context: peer comparison
Among 1 peers in Westfield Ophthalmology Physician, average services per provider: 149. This provider delivers 24× the peer median.Open Payments
Industry payments received
All-time total
$53
Transactions
3
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Ocular Therapeutix, INC. | 1 | $19.73 | |
| Alcon Vision LLC | 1 | $18.26 | |
| Bausch & Lomb Americas INC. | 1 | $15.09 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,544
Patients
630
Total drug cost
$188,361
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Moxifloxacin (Moxifloxacin Hcl) | Brand | 263 | 180 | $6,583 |
| Latanoprost | Generic | 247 | 66 | $4,073 |
| Timolol Maleate | Generic | 173 | 52 | $3,382 |
| Brimonidine Tartrate | Generic | 161 | 39 | $9,562 |
| Prolensa (Bromfenac Sodium) | Brand | 125 | 82 | $44,009 |
| Ketorolac Tromethamine | Generic | 91 | 60 | $1,536 |
| Rocklatan (Netarsudil Mesylat/Latanoprost) | Brand | 64 | 12 | $22,910 |
| Combigan (Brimonidine Tartrate/Timolol) | Brand | 62 | 11 | $16,834 |
| Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) | Brand | 61 | 13 | $1,732 |
| Dorzolamide Hcl | Generic | 56 | 19 | $1,504 |
Frequently asked questions
What is Dr. John Thayer's medical specialty?
Dr. John Thayer practices Ophthalmology Physician in Westfield, MA.
Where does Dr. John Thayer practice?
Dr. John Thayer practices at 501 Southampton RD, Westfield, MA 010851592. Office phone: 4135723000.
What is Dr. John Thayer's NPI?
Dr. John Thayer's National Provider Identifier (NPI) is 1386628279, issued by NPPES.
Does Dr. John Thayer accept Medicare assignment?
Yes. Dr. John Thayer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Thayer commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Established patient problem focused exam of visual system (HCPCS 92012); Imaging of optic nerve (HCPCS 92133). Source: CMS Medicare Physician & Other Practitioners file.