Doctor profile · Federal record

Dr. Ann Koval, M.D.

Internal Medicine Physician · Westerville, OH

  • NPI 1427035633
  • 21 yrs on file
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
625 Africa RD Ste 340
Westerville, OH 43082
(614) 901-2273
fax (614) 901-3140

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
August 10, 2018
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Ohio #35-05-9244
Medicaid
OH #0799051

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1427035633. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,206
Distinct HCPCS
10
Medicare allowed
$87,723
HCPCS Description Services Patients Avg allowed
36415 Insertion of needle into vein for collection of blood sample 336 133 $8
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 185 125 $8
83036 Hemoglobin a1c level 167 87 $9
80053 Blood test, comprehensive group of blood chemicals 156 119 $10
84443 Blood test, thyroid stimulating hormone (tsh) 156 121 $16
84439 Thyroxine (thyroid chemical), free 150 116 $9
99214 Established patient office or other outpatient visit, 30-39 minutes 148 96 $122
80061 Blood test, lipids (cholesterol and triglycerides) 118 114 $13
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 115 115 $123
99213 Established patient office or other outpatient visit, 20-29 minutes 104 70 $85

In context: peer comparison

Among 18 peers in this city , average services per provider: 98. This provider delivers 33× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$18
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Abbott Laboratories 1 $18.30

By nature of payment

Food and Beverage
$18

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,960
Patients
489
Total drug cost
$24,932
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 291 67 $3,809
Rosuvastatin Calcium Generic 231 64 $6,244
Atorvastatin Calcium Generic 218 54 $2,257
Omeprazole Generic 169 45 $1,653
Simvastatin Generic 157 31 $1,158
Amlodipine Besylate Generic 128 35 $1,006
Lisinopril Generic 118 29 $657
Losartan Potassium Generic 105 27 $1,111
Pantoprazole Sodium Generic 105 22 $1,325
Triamterene-Hydrochlorothiazid (Triamterene/Hydrochlorothiazid) Brand 97 29 $981

Frequently asked questions

Auto-generated from federal data
What is Dr. Ann Koval's medical specialty?
Dr. Ann Koval practices Internal Medicine Physician in Westerville, OH.
Where does Dr. Ann Koval practice?
Dr. Ann Koval practices at 625 Africa RD Ste 340, Westerville, OH 43082. Office phone: 6149012273.
What is Dr. Ann Koval's NPI?
Dr. Ann Koval's National Provider Identifier (NPI) is 1427035633, issued by NPPES.
What procedures does Dr. Ann Koval commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS 85025); Hemoglobin a1c level (HCPCS 83036). Source: CMS Medicare Physician & Other Practitioners file.