Doctor profile · Federal record
Dr. Maryl Johnson, MD
Advanced Heart Failure and Transplant Cardiology Physician (CMS: Advanced Heart Failure and Transplant Cardiology) · Cardiovascular Disease Physician · Madison, WI
- NPI 1548236581
- Accepts Medicare
- 49 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
600 Highland Ave
Madison, WI 53792
(608) 263-1530
fax (608) 265-8887 - Mailing address
-
7974 Uw Health CT
Middleton, WI 535625531
Credentials & registration
- NPI registered
- February 2006 — 20 yrs on file
- Profile last updated
- January 15, 2021
- Year of graduation
- 1977 — 49 yrs since
- Specialty taxonomy
- 207RA0001X — NUCC code
- State license (1)
- Wisconsin #44716
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1548236581. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
374
Distinct HCPCS
7
Medicare allowed
$24,462
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 95 | 35 | $74 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 94 | 74 | $92 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 55 | 51 | $8 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 51 | 43 | $62 | |
36415 |
Insertion of needle into vein for collection of blood sample | 46 | 25 | $8 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 17 | 17 | $169 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 16 | 15 | $122 |
In context: peer comparison
Among 3 peers in Madison Advanced Heart Failure and Transplant Cardiology Physician, average services per provider: 72. This provider delivers 5.2× the peer median.Open Payments
Industry payments received
All-time total
$203
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbott Laboratories | 1 | $203.47 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,195
Patients
404
Total drug cost
$373,320
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Carvedilol | Generic | 138 | 45 | $2,169 |
| Spironolactone | Generic | 138 | 47 | $1,403 |
| Entresto (Sacubitril/Valsartan) | Brand | 133 | 39 | $191,522 |
| Metoprolol Succinate | Generic | 117 | 38 | $3,164 |
| Amlodipine Besylate | Generic | 89 | 33 | $918 |
| Furosemide | Generic | 77 | 35 | $664 |
| Farxiga (Dapagliflozin Propanediol) | Brand | 76 | 18 | $104,946 |
| Hydralazine Hcl | Generic | 72 | 25 | $1,873 |
| Lisinopril | Generic | 67 | 18 | $561 |
| Atorvastatin Calcium | Generic | 54 | 21 | $1,086 |
Hospital affiliations
Frequently asked questions
What is Dr. Maryl Johnson's medical specialty?
Dr. Maryl Johnson practices Advanced Heart Failure and Transplant Cardiology Physician in Madison, WI.
Where does Dr. Maryl Johnson practice?
Dr. Maryl Johnson practices at 600 Highland Ave, Madison, WI 53792. Office phone: 6082631530.
What is Dr. Maryl Johnson's NPI?
Dr. Maryl Johnson's National Provider Identifier (NPI) is 1548236581, issued by NPPES.
Does Dr. Maryl Johnson accept Medicare assignment?
Yes. Dr. Maryl Johnson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maryl Johnson commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99214); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010). Source: CMS Medicare Physician & Other Practitioners file.