Doctor profile · Federal record
Dr. J Mark Joliat, MD
Internal Medicine Physician (CMS: Internal Medicine) · Troy, MI
- NPI 1780645143
- Accepts Medicare
- MIPS 51.3 / 100 · 2023
- 49 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
4600 Investment Dr, Ste 300
Troy, MI 480986365
(248) 267-5000
fax (248) 267-5001
Credentials & registration
- NPI registered
- March 2006 — 20 yrs on file
- Profile last updated
- January 24, 2018
- Year of graduation
- 1977 — 49 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Michigan #040407
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1780645143. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
7,166
Distinct HCPCS
10
Medicare allowed
$219,474
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J0897 |
Injection, denosumab, 1 mg | 1,680 | 18 | $23 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 689 | 270 | $129 | |
36415 |
Insertion of needle into vein for collection of blood sample | 602 | 254 | $8 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 562 | 250 | $8 | |
80048 |
Blood test, basic group of blood chemicals (calcium, total) | 553 | 247 | $8 | |
80061 |
Blood test, lipids (cholesterol and triglycerides) | 483 | 235 | $13 | |
83036 |
Hemoglobin a1c level | 454 | 232 | $9 | |
84460 |
Liver enzyme (sgpt), level | 416 | 213 | $5 | |
81001 |
Manual urinalysis test with examination using microscope, automated | 181 | 140 | $3 | |
84443 |
Blood test, thyroid stimulating hormone (tsh) | 174 | 146 | $16 |
In context: peer comparison
Among 35 peers in Troy Internal Medicine Physician, average services per provider: 163. This provider delivers 44× the peer median.Open Payments
Industry payments received
All-time total
$706
Transactions
14
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals Lp | 3 | $271.65 | |
| Novo Nordisk INC | 5 | $159.24 | |
| Amgen INC. | 3 | $152.15 | |
| Lilly USA, LLC | 1 | $90.10 | |
| Astellas Pharma US INC | 2 | $32.97 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,339
Patients
1,043
Total drug cost
$64,202
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 439 | 125 | $6,817 |
| Losartan Potassium | Generic | 360 | 101 | $7,768 |
| Metoprolol Succinate | Generic | 271 | 81 | $7,545 |
| Levothyroxine Sodium | Generic | 262 | 74 | $5,604 |
| Rosuvastatin Calcium | Generic | 243 | 65 | $6,720 |
| Alprazolam | Generic | 239 | 63 | $1,689 |
| Omeprazole | Generic | 230 | 73 | $6,217 |
| Simvastatin | Generic | 221 | 60 | $3,481 |
| Amlodipine Besylate | Generic | 196 | 64 | $2,715 |
| Ezetimibe | Generic | 188 | 53 | $6,911 |
Frequently asked questions
What is Dr. J Mark Joliat's medical specialty?
Dr. J Mark Joliat practices Internal Medicine Physician in Troy, MI.
Where does Dr. J Mark Joliat practice?
Dr. J Mark Joliat practices at 4600 Investment Dr, Troy, MI 480986365. Office phone: 2482675000.
What is Dr. J Mark Joliat's NPI?
Dr. J Mark Joliat's National Provider Identifier (NPI) is 1780645143, issued by NPPES.
Does Dr. J Mark Joliat accept Medicare assignment?
Yes. Dr. J Mark Joliat accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. J Mark Joliat commonly perform?
Top Medicare-reported procedures in 2023: Injection, denosumab, 1 mg (HCPCS J0897); Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.