Doctor profile · Federal record

Dr. Diana Milheim, O.D.

Optometrist (CMS: Optometry) · Westerville, OH

  • NPI 1679747794
  • Accepts Medicare
  • 36 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
50 E Schrock RD
Westerville, OH 430812915
(614) 948-4448
fax (614) 818-9328
Additional location
1546 Marion Mount Gilead RD
Marion, OH 433025894
(740) 389-5339
fax (740) 389-4835
Additional location
8659 Columbus Pike
Lewis Center, OH 430359699
(740) 657-1301
fax (740) 657-8442
Mailing address
150 Long Branch Run
Delaware, OH 430156533

Credentials & registration

NPPES · NUCC
NPI registered
April 2008 — 18 yrs on file
Profile last updated
February 7, 2025
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Ohio #4216

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679747794. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
44
Distinct HCPCS
3
Medicare allowed
$2,319
HCPCS Description Services Patients Avg allowed
92004 New patient complete exam of visual system 20 20 $58
92014 Established patient complete exam of visual system 13 13 $59
92250 Photography of the retina 11 11 $35

In context: peer comparison

Among 13 peers in this city , average services per provider: 67. This provider delivers 0.7× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Diana Milheim's medical specialty?
Dr. Diana Milheim practices Optometrist in Westerville, OH.
Where does Dr. Diana Milheim practice?
Dr. Diana Milheim practices at 50 E Schrock RD, Westerville, OH 430812915. Office phone: 6149484448.
What is Dr. Diana Milheim's NPI?
Dr. Diana Milheim's National Provider Identifier (NPI) is 1679747794, issued by NPPES.
Does Dr. Diana Milheim accept Medicare assignment?
Yes. Dr. Diana Milheim accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Diana Milheim commonly perform?
Top Medicare-reported procedures in 2023: New patient complete exam of visual system (HCPCS 92004); Established patient complete exam of visual system (HCPCS 92014); Photography of the retina (HCPCS 92250). Source: CMS Medicare Physician & Other Practitioners file.