Doctor profile · Federal record

Dr. Kristin Zerwa, OD

Optometrist (CMS: Optometry) · Saline, MI

  • NPI 1801440854
  • Accepts Medicare
  • 7 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 5 locations .

NPPES Updated May 11, 2026
Primary practice
557 E Michigan Ave
Saline, MI 481761588
(734) 429-4885
fax (734) 429-2389
Additional location
111 S Main St
Ann Arbor, MI 481041902
(734) 665-5310
fax (734) 794-9517
Additional location
117 S Main St
Ann Arbor, MI 481041902
(734) 665-5306
fax (734) 665-5522
Show 2 more locations
Additional location
138 W Chicago Blvd
Tecumseh, MI 492861553
(517) 423-2148
fax (517) 423-7120
Additional location
2623 Plymouth RD
Ann Arbor, MI 481052468
(734) 930-2373
fax (734) 930-2390
Mailing address
Po Box 208177
Dallas, TX 753208177

Credentials & registration

NPPES · NUCC
NPI registered
July 2019 — 7 yrs on file
Profile last updated
August 25, 2023
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Michigan #4901005396

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801440854. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
71
Distinct HCPCS
3
Medicare allowed
$7,713
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 37 30 $91
92014 Established patient complete exam of visual system 19 18 $126
99214 Established patient office or other outpatient visit, 30-39 minutes 15 14 $129

In context: peer comparison

Among 2 peers in this city , average services per provider: 37. This provider delivers 1.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,146
Transactions
11
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
CooperVision Inc. 8 $1,009.05
Astellas Pharma US Inc 1 $97.09
Alcon Vision LLC 1 $23.31
Bausch & Lomb Americas Inc. 1 $16.57

By nature of payment

Travel and Lodging
$734
Food and Beverage
$413

Frequently asked questions

Auto-generated from federal data
What is Dr. Kristin Zerwa's medical specialty?
Dr. Kristin Zerwa practices Optometrist in Saline, MI.
Where does Dr. Kristin Zerwa practice?
Dr. Kristin Zerwa practices at 557 E Michigan Ave, Saline, MI 481761588. Office phone: 7344294885.
What is Dr. Kristin Zerwa's NPI?
Dr. Kristin Zerwa's National Provider Identifier (NPI) is 1801440854, issued by NPPES.
Does Dr. Kristin Zerwa accept Medicare assignment?
Yes. Dr. Kristin Zerwa accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kristin Zerwa commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient complete exam of visual system (HCPCS 92014); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.