Doctor profile · Federal record
Dr. Rachel Gronau, MD
Family Medicine Physician (CMS: Family Practice) · Delavan, WI
- NPI 1326227323
- Accepts Medicare
- 21 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1038 E Geneva St
Delavan, WI 531151921
(262) 740-0681
fax (262) 740-0776
Credentials & registration
- NPI registered
- October 2007 — 19 yrs on file
- Profile last updated
- June 14, 2010
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Wisconsin #50149
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1326227323. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
860
Distinct HCPCS
8
Medicare allowed
$82,281
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 384 | 264 | $92 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 238 | 238 | $125 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 114 | 92 | $63 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 53 | 51 | $8 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 24 | 24 | $137 | |
G0402 |
Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment | 22 | 22 | $122 | |
G0438 |
Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit | 13 | 13 | $159 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 12 | 12 | $126 |
In context: peer comparison
Among 3 peers in Delavan Family Medicine Physician, average services per provider: 75. This provider delivers 11× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
2,948
Patients
935
Total drug cost
$37,596
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 448 | 144 | $5,400 |
| Levothyroxine Sodium | Generic | 427 | 126 | $5,534 |
| Losartan Potassium | Generic | 246 | 75 | $3,059 |
| Amlodipine Besylate | Generic | 224 | 77 | $1,941 |
| Rosuvastatin Calcium | Generic | 223 | 72 | $3,412 |
| Lisinopril | Generic | 173 | 53 | $1,614 |
| Hydrochlorothiazide | Generic | 169 | 58 | $766 |
| Gabapentin | Generic | 159 | 40 | $3,267 |
| Omeprazole | Generic | 143 | 54 | $1,797 |
| Simvastatin | Generic | 136 | 37 | $1,330 |
Frequently asked questions
What is Dr. Rachel Gronau's medical specialty?
Dr. Rachel Gronau practices Family Medicine Physician in Delavan, WI.
Where does Dr. Rachel Gronau practice?
Dr. Rachel Gronau practices at 1038 E Geneva St, Delavan, WI 531151921. Office phone: 2627400681.
What is Dr. Rachel Gronau's NPI?
Dr. Rachel Gronau's National Provider Identifier (NPI) is 1326227323, issued by NPPES.
Does Dr. Rachel Gronau accept Medicare assignment?
Yes. Dr. Rachel Gronau accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Rachel Gronau commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.