Doctor profile · Federal record
Dr. Chelsea Diehl, APNP
Family Nurse Practitioner (CMS: Nurse Practitioner) · Nurse Practitioner · Madison, WI
- NPI 1144805300
- Accepts Medicare
- 5 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
600 Highland Ave
Madison, WI 537921830
(608) 263-1530 - Additional location
-
515 22Nd Ave
Monroe, WI 535661598
(608) 324-1049 - Mailing address
-
7974 Uw Health CT
Middleton, WI 535625531
Credentials & registration
- NPI registered
- March 2021 — 5 yrs on file
- Profile last updated
- September 17, 2025
- Year of graduation
- 2021 — 5 yrs since
- Specialty taxonomy
- 363LF0000X — NUCC code
- State license (1)
- Wisconsin #10764-33
- Medicaid
- WI #1144805300
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1144805300. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
186
Distinct HCPCS
2
Medicare allowed
$11,466
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 106 | 99 | $102 | |
36415 |
Insertion of needle into vein for collection of blood sample | 80 | 55 | $8 |
In context: peer comparison
Among 14 peers in Madison Family Nurse Practitioner, average services per provider: 47. This provider delivers 4.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,684
Patients
809
Total drug cost
$127,378
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Metoprolol Succinate | Generic | 221 | 107 | $4,835 |
| Atorvastatin Calcium | Generic | 211 | 100 | $3,029 |
| Clopidogrel (Clopidogrel Bisulfate) | Brand | 171 | 76 | $3,156 |
| Furosemide | Generic | 144 | 74 | $1,242 |
| Lisinopril | Generic | 124 | 57 | $1,987 |
| Metoprolol Tartrate | Generic | 124 | 57 | $1,568 |
| Eliquis (Apixaban) | Brand | 106 | 30 | $101,612 |
| Carvedilol | Generic | 101 | 58 | $1,287 |
| Losartan Potassium | Generic | 88 | 44 | $1,359 |
| Amlodipine Besylate | Generic | 80 | 40 | $948 |
Frequently asked questions
What is Dr. Chelsea Diehl's medical specialty?
Dr. Chelsea Diehl practices Family Nurse Practitioner in Madison, WI.
Where does Dr. Chelsea Diehl practice?
Dr. Chelsea Diehl practices at 600 Highland Ave, Madison, WI 537921830. Office phone: 6082631530.
What is Dr. Chelsea Diehl's NPI?
Dr. Chelsea Diehl's National Provider Identifier (NPI) is 1144805300, issued by NPPES.
Does Dr. Chelsea Diehl accept Medicare assignment?
Yes. Dr. Chelsea Diehl accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chelsea Diehl commonly perform?
Top Medicare-reported procedures in 2023: 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.