Doctor profile · Federal record

Dr. David May, OD

Corneal and Contact Management Optometrist (CMS: Optometry) · Optometrist · Pediatric Optometrist · Occupational Vision Optometrist · Optometrist · Waunakee, WI

  • NPI 1801849633
  • Accepts Medicare
  • 30 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
330 N Century Ave
Waunakee, WI 535971147
(608) 849-3937
fax (608) 849-5177

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
August 30, 2017
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
152WC0802X — NUCC code
State licenses (2)
Wisconsin #2674-035 · Wisconsin #2674-35

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801849633. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
586
Distinct HCPCS
8
Medicare allowed
$50,562
HCPCS Description Services Patients Avg allowed
92014 Established patient complete exam of visual system 226 225 $121
99213 Established patient office or other outpatient visit, 20-29 minutes 110 90 $85
92134 Imaging of retina 66 65 $38
92133 Imaging of optic nerve 57 42 $34
92250 Photography of the retina 45 44 $35
99203 New patient office or other outpatient visit, 30-44 minutes 36 36 $105
92083 Exam of visual field with extended testing 25 25 $59
92273 Measurement of retinal and optic nerve function 21 21 $121

In context: peer comparison

Among 1 peers in Waunakee Corneal and Contact Management Optometrist, average services per provider: 73. This provider delivers 8.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$934
Transactions
13
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Alcon Vision LLC 9 $801.57
CooperVision INC. 2 $88.01
Biotissue Holdings INC. 2 $44.52

By nature of payment

Compensation for Services Other Than Consulting, Including Serving As Faculty or As A Speaker at A Venue Other Than A Continuing Education Program
$500
Food and Beverage
$434

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
162
Patients
42
Total drug cost
$2,532
Drug Type Claims Patients Total cost
Latanoprost Generic 98 30 $1,476
Timolol Maleate Generic 41 12 $340
Brimonidine Tartrate Generic 23 0 $716

Frequently asked questions

Auto-generated from federal data
What is Dr. David May's medical specialty?
Dr. David May practices Corneal and Contact Management Optometrist in Waunakee, WI.
Where does Dr. David May practice?
Dr. David May practices at 330 N Century Ave, Waunakee, WI 535971147. Office phone: 6088493937.
What is Dr. David May's NPI?
Dr. David May's National Provider Identifier (NPI) is 1801849633, issued by NPPES.
Does Dr. David May accept Medicare assignment?
Yes. Dr. David May accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David May commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Established patient office or other outpatient visit (HCPCS 99213); Imaging of retina (HCPCS 92134). Source: CMS Medicare Physician & Other Practitioners file.