Doctor profile · Federal record

Dr. William Helwig, M.D.

Ophthalmology Physician (CMS: Ophthalmology) · Warren, OH

  • NPI 1275533564
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 42 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2625 E Market St
Warren, OH 444836203
(330) 393-4000
fax (330) 392-5870
Mailing address
2660 E Market St
Warren, OH 444836204

Credentials & registration

NPPES · NUCC
NPI registered
July 2005 — 21 yrs on file
Profile last updated
March 30, 2017
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
207W00000X — NUCC code
State license (1)
Ohio #35055186
Medicaid
OH #2066286

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1275533564. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,860
Distinct HCPCS
10
Medicare allowed
$150,553
HCPCS Description Services Patients Avg allowed
66984 Removal of cataract with insertion of prosthetic lens 3,380 33 $1
92014 Established patient complete exam of visual system 476 454 $119
99213 Established patient office or other outpatient visit, 20-29 minutes 270 207 $86
99214 Established patient office or other outpatient visit, 30-39 minutes 208 184 $120
92012 Established patient problem focused exam of visual system 184 161 $84
92250 Photography of the retina 154 153 $35
66821 Removal of recurring cataract in lens capsule using a laser 42 33 $305
99212 Established patient office or other outpatient visit, 10-19 minutes 40 34 $54
92134 Imaging of retina 36 31 $38
92004 New patient complete exam of visual system 20 20 $141

In context: peer comparison

Among 3 peers in this city , average services per provider: 257. This provider delivers 19× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$309
Transactions
11
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Oyster Point Pharma, Inc. 3 $143.73
Bausch & Lomb Americas Inc. 3 $63.30
UCB, Inc. 1 $25.37
Harrow Eye, LLC 1 $24.21
Fresenius Kabi USA, LLC 1 $19.46
Dompe US, Inc. 1 $18.80
SUN PHARMACEUTICAL INDUSTRIES INC. 1 $14.35

By nature of payment

Food and Beverage
$309

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,729
Patients
660
Total drug cost
$343,785
Drug Type Claims Patients Total cost
Latanoprost Generic 648 158 $15,725
Erythromycin (Erythromycin Base) Brand 228 117 $2,404
Prednisolone Acetate Generic 227 172 $7,367
Lumigan (Bimatoprost) Brand 123 34 $58,085
Restasis (Cyclosporine) Brand 84 34 $88,727
Xiidra (Lifitegrast) Brand 78 24 $100,039
Timolol Maleate Generic 69 18 $3,538
Alphagan P (Brimonidine Tartrate) Brand 59 13 $19,807
Brimonidine Tartrate Generic 41 15 $2,331
Cyclosporine Generic 40 21 $42,692

Frequently asked questions

Auto-generated from federal data
What is Dr. William Helwig's medical specialty?
Dr. William Helwig practices Ophthalmology Physician in Warren, OH.
Where does Dr. William Helwig practice?
Dr. William Helwig practices at 2625 E Market St, Warren, OH 444836203. Office phone: 3303934000.
What is Dr. William Helwig's NPI?
Dr. William Helwig's National Provider Identifier (NPI) is 1275533564, issued by NPPES.
Does Dr. William Helwig accept Medicare assignment?
Yes. Dr. William Helwig accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Helwig commonly perform?
Top Medicare-reported procedures in 2023: Removal of cataract with insertion of prosthetic lens (HCPCS 66984); Established patient complete exam of visual system (HCPCS 92014); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.