Doctor profile · Federal record
Dr. Michael May, M.D.
Ophthalmology Physician (CMS: Ophthalmology) · Ophthalmology Physician · Portland, OR
- NPI 1649380874
- Accepts Medicare
- 32 yrs in practice
- Licensed in 2 states
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
3600 N Interstate Ave
Portland, OR 972271106
(503) 331-6330
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1994 — 32 yrs since
- Specialty taxonomy
- 207W00000X — NUCC code
- State licenses (2)
- Oregon #MD25495 · Washington #MD00044396
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1649380874. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
21
Distinct HCPCS
1
Medicare allowed
$1,661
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
92012 |
Established patient problem focused exam of visual system | 21 | 13 | $79 |
In context: peer comparison
Among 25 peers in this city , average services per provider: 193. This provider delivers 0.1× the peer median.Open Payments
Industry payments received
All-time total
$101
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| RxSight Inc | 1 | $100.57 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,685
Patients
1,325
Total drug cost
$179,483
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Latanoprost | Generic | 1,412 | 458 | $18,389 |
| Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) | Brand | 544 | 173 | $12,515 |
| Brimonidine Tartrate | Generic | 441 | 154 | $10,561 |
| Prednisolone Acetate | Generic | 387 | 235 | $24,235 |
| Timolol Maleate | Generic | 340 | 122 | $5,330 |
| Dorzolamide Hcl | Generic | 144 | 48 | $4,084 |
| Brinzolamide | Generic | 132 | 40 | $32,883 |
| Vyzulta (Latanoprostene Bunod) | Brand | 55 | 15 | $31,699 |
| Travoprost | Generic | 54 | 18 | $4,322 |
| Rhopressa (Netarsudil Mesylate) | Brand | 43 | 17 | $26,104 |
Frequently asked questions
What is Dr. Michael May's medical specialty?
Dr. Michael May practices Ophthalmology Physician in Portland, OR.
Where does Dr. Michael May practice?
Dr. Michael May practices at 3600 N Interstate Ave, Portland, OR 972271106. Office phone: 5033316330.
What is Dr. Michael May's NPI?
Dr. Michael May's National Provider Identifier (NPI) is 1649380874, issued by NPPES.
Does Dr. Michael May accept Medicare assignment?
Yes. Dr. Michael May accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael May commonly perform?
Top Medicare-reported procedures in 2023: Established patient problem focused exam of visual system (HCPCS 92012). Source: CMS Medicare Physician & Other Practitioners file.