Doctor profile · Federal record

Dr. Mark Jonas, M.D.

Gastroenterology Physician · Cincinnati, OH

  • NPI 1144219957
  • 21 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2925 Vernon Pl, Suite 100
Cincinnati, OH 452192425
(513) 751-6667
fax (513) 872-4553

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
June 25, 2010
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Ohio #35074854
Medicaid
OH #02065947

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1144219957. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
5,736
Distinct HCPCS
6
Medicare allowed
$151,145
HCPCS Description Services Patients Avg allowed
J3380 Injection, vedolizumab, 1 mg 5,400 11 $21
99214 Established patient office or other outpatient visit, 30-39 minutes 130 105 $121
99213 Established patient office or other outpatient visit, 20-29 minutes 87 72 $86
99204 New patient office or other outpatient visit, 45-59 minutes 66 66 $159
76705 Limited ultrasound scan of abdomen 35 30 $82
96365 Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less 18 11 $59

In context: peer comparison

Among 40 peers in Cincinnati Gastroenterology Physician, average services per provider: 120. This provider delivers 48× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$909
Transactions
70
Manufacturers
12
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 43 $436.27
Takeda Pharmaceuticals U.S.A., INC. 10 $133.70
Celgene Corporation 2 $64.63
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 3 $48.54
Madrigal Pharmaceuticals 2 $45.59
Qol Medical, LLC 2 $43.22
Gilead Sciences, INC. 2 $39.96
Lilly USA, LLC 2 $32.27
Ironwood Pharmaceuticals, INC 1 $18.46
Ferring Pharmaceuticals INC. 1 $16.84
Celltrion USA INC. 1 $16.47
Phathom Pharmaceuticals, INC. 1 $13.27

By nature of payment

Food and Beverage
$909

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,313
Patients
362
Total drug cost
$126,454
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 330 97 $4,775
Famotidine Generic 117 34 $2,172
Ursodiol Generic 113 32 $44,121
Prednisone Generic 103 23 $508
Omeprazole Generic 102 30 $1,566
Lactulose Generic 75 30 $3,278
Azathioprine Generic 71 15 $3,832
Lansoprazole Generic 71 18 $1,987
Colestipol Hcl Generic 68 29 $7,811
Furosemide Generic 61 15 $326

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Jonas's medical specialty?
Dr. Mark Jonas practices Gastroenterology Physician in Cincinnati, OH.
Where does Dr. Mark Jonas practice?
Dr. Mark Jonas practices at 2925 Vernon Pl, Cincinnati, OH 452192425. Office phone: 5137516667.
What is Dr. Mark Jonas's NPI?
Dr. Mark Jonas's National Provider Identifier (NPI) is 1144219957, issued by NPPES.
What procedures does Dr. Mark Jonas commonly perform?
Top Medicare-reported procedures in 2023: Injection, vedolizumab, 1 mg (HCPCS J3380); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.