Doctor profile · Federal record
Dr. John Marshall, MD
Interventional Cardiology Physician (CMS: Interventional Cardiology) · Cardiovascular Disease Physician · Atlanta, GA
- NPI 1184676413
- Accepts Medicare
- MIPS 68.6 / 100 · 2023
- 44 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1110 W Peachtree St Nw Ste 920
Atlanta, GA 303093609
(404) 962-6000
fax (404) 962-6001
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- February 26, 2021
- Year of graduation
- 1982 — 44 yrs since
- Specialty taxonomy
- 207RI0011X — NUCC code
- State license (1)
- Georgia #034895
- Medicaid
- GA #00525148B
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1184676413. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,060
Distinct HCPCS
8
Medicare allowed
$87,528
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 339 | 204 | $14 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 256 | 201 | $86 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 179 | 145 | $121 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 122 | 93 | $170 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 67 | 62 | $54 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 53 | 53 | $210 | |
93228 |
Electrocardiogram (ecg) up to 30 days continuous with review and report by health care professional | 23 | 23 | $20 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 21 | 21 | $160 |
In context: peer comparison
Among 15 peers in Atlanta Interventional Cardiology Physician, average services per provider: 81. This provider delivers 13× the peer median.Open Payments
Industry payments received
All-time total
$1,222
Transactions
28
Manufacturers
14
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| CVRx, INC. | 3 | $244.99 | |
| Abiomed | 2 | $172.75 | |
| AstraZeneca Pharmaceuticals Lp | 3 | $142.51 | |
| Biotronik INC. | 1 | $125.00 | |
| Novo Nordisk INC | 1 | $98.22 | |
| Pfizer INC. | 5 | $96.11 | |
| Abbott Laboratories | 1 | $92.59 | |
| Zoll Services LLC (A/K/A Zoll LifeCor Corp) | 4 | $83.07 | |
| AngioDynamics, INC. | 1 | $47.30 | |
| Amgen INC. | 3 | $47.25 | |
| Actelion Pharmaceuticals US, INC. | 1 | $19.96 | |
| Boston Scientific Corporation | 1 | $19.44 | |
| Heartflow, INC. | 1 | $17.73 | |
| Medtronic, INC. | 1 | $14.67 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,578
Patients
465
Total drug cost
$259,382
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Eliquis (Apixaban) | Brand | 195 | 46 | $184,749 |
| Metoprolol Tartrate | Generic | 169 | 50 | $998 |
| Metoprolol Succinate | Generic | 165 | 57 | $2,140 |
| Amlodipine Besylate | Generic | 139 | 40 | $1,114 |
| Rosuvastatin Calcium | Generic | 134 | 40 | $1,545 |
| Losartan Potassium | Generic | 117 | 38 | $1,799 |
| Atorvastatin Calcium | Generic | 115 | 42 | $1,789 |
| Furosemide | Generic | 93 | 29 | $573 |
| Carvedilol | Generic | 77 | 23 | $646 |
| Clopidogrel (Clopidogrel Bisulfate) | Brand | 76 | 20 | $930 |
Hospital affiliations
Frequently asked questions
What is Dr. John Marshall's medical specialty?
Dr. John Marshall practices Interventional Cardiology Physician in Atlanta, GA.
Where does Dr. John Marshall practice?
Dr. John Marshall practices at 1110 W Peachtree St Nw Ste 920, Atlanta, GA 303093609. Office phone: 4049626000.
What is Dr. John Marshall's NPI?
Dr. John Marshall's National Provider Identifier (NPI) is 1184676413, issued by NPPES.
Does Dr. John Marshall accept Medicare assignment?
Yes. Dr. John Marshall accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Marshall commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.