Doctor profile · Federal record

Dr. Mark Zohoury, D.O.

Internal Medicine Physician (CMS: Internal Medicine) · Troy, MI

  • NPI 1174530232
  • Accepts Medicare
  • 37 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1950 E Wattles RD, Ste 101
Troy, MI 480855099
(248) 740-8000
fax (248) 740-1355

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
October 31, 2011
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Michigan #5101010768
Medicaid
MI #2963045

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174530232. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,874
Distinct HCPCS
10
Medicare allowed
$391,187
HCPCS Description Services Patients Avg allowed
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 916 252 $52
99213 Established patient office or other outpatient visit, 20-29 minutes 856 284 $92
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 479 137 $82
99214 Established patient office or other outpatient visit, 30-39 minutes 431 205 $131
99238 Hospital discharge day management, 30 minutes or less 293 232 $83
J1100 Injection, dexamethasone sodium phosphate, 1 mg 267 19 $0
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 228 202 $179
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 173 152 $136
36415 Insertion of needle into vein for collection of blood sample 168 130 $8
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 163 59 $123

In context: peer comparison

Among 35 peers in Troy Internal Medicine Physician, average services per provider: 163. This provider delivers 30× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$804
Transactions
42
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 11 $202.02
Exact Sciences Corporation 6 $118.81
Novo Nordisk INC 5 $95.88
Pfizer INC. 4 $74.04
GlaxoSmithKline, LLC. 3 $43.21
Dexcom, INC. 2 $43.18
Lilly USA, LLC 2 $37.03
Abbvie INC. 2 $34.32
Novartis Pharmaceuticals Corporation 1 $30.00
Mylan Specialty L.P. 1 $20.52
Amgen INC. 1 $20.33
E.R. Squibb & Sons, L.L.C. 1 $19.29
Iti, INC. (D/B/A Intra-Cellular Therapies, INC.) 1 $17.00
Takeda Pharmaceuticals U.S.A., INC. 1 $16.24
Actelion Pharmaceuticals US, INC. 1 $16.05

By nature of payment

Food and Beverage
$804

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,565
Patients
1,382
Total drug cost
$70,791
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 517 159 $8,719
Amlodipine Besylate Generic 498 150 $4,995
Levothyroxine Sodium Generic 460 118 $7,285
Omeprazole Generic 429 140 $7,227
Metoprolol Succinate Generic 423 128 $10,664
Losartan Potassium Generic 370 111 $8,013
Alprazolam Generic 276 65 $1,290
Lisinopril Generic 252 72 $2,413
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 243 77 $3,453
Metformin Hcl Generic 236 73 $2,784

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Zohoury's medical specialty?
Dr. Mark Zohoury practices Internal Medicine Physician in Troy, MI.
Where does Dr. Mark Zohoury practice?
Dr. Mark Zohoury practices at 1950 E Wattles RD, Troy, MI 480855099. Office phone: 2487408000.
What is Dr. Mark Zohoury's NPI?
Dr. Mark Zohoury's National Provider Identifier (NPI) is 1174530232, issued by NPPES.
Does Dr. Mark Zohoury accept Medicare assignment?
Yes. Dr. Mark Zohoury accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Zohoury commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Established patient office or other outpatient visit (HCPCS 99213); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.