Doctor profile · Federal record
Dr. Andrew Pfaffenbach, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Appleton, WI
- NPI 1740654862
- Accepts Medicare
- 29 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
2500 E Capitol Dr
Appleton, WI 549118735
(920) 731-5811
fax (920) 738-6293 - Additional location
-
200 Theda Clark Medical Plz
Neenah, WI 549562721
(920) 727-9650
fax (920) 727-0430 - Additional location
-
2693 W Grand Chute Blvd
Appleton, WI 549139617
(920) 931-1107
Credentials & registration
- NPI registered
- December 2015 — 11 yrs on file
- Profile last updated
- September 7, 2022
- Year of graduation
- 1997 — 29 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Wisconsin #40300-020
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1740654862. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
235
Distinct HCPCS
6
Medicare allowed
$16,431
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 108 | 83 | $120 | |
36415 |
Insertion of needle into vein for collection of blood sample | 56 | 39 | $8 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 27 | 27 | $85 | |
80048 |
Blood test, basic group of blood chemicals (calcium, total) | 21 | 13 | $8 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 12 | 12 | $13 | |
G0008 |
Administration of influenza virus vaccine | 11 | 11 | $29 |
In context: peer comparison
Among 12 peers in Appleton Internal Medicine Physician, average services per provider: 91. This provider delivers 2.6× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
438
Patients
118
Total drug cost
$6,961
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amlodipine Besylate | Generic | 54 | 24 | $427 |
| Rosuvastatin Calcium | Generic | 48 | 18 | $1,017 |
| Omeprazole | Generic | 44 | 18 | $695 |
| Atorvastatin Calcium | Generic | 43 | 19 | $823 |
| Gabapentin | Generic | 40 | 0 | $1,085 |
| Sertraline Hcl | Generic | 30 | 0 | $215 |
| Levothyroxine Sodium | Generic | 28 | 14 | $555 |
| Lisinopril | Generic | 24 | 14 | $127 |
| Losartan Potassium | Generic | 23 | 0 | $298 |
| Furosemide | Generic | 21 | 0 | $107 |
Hospital affiliations
Frequently asked questions
What is Dr. Andrew Pfaffenbach's medical specialty?
Dr. Andrew Pfaffenbach practices Internal Medicine Physician in Appleton, WI.
Where does Dr. Andrew Pfaffenbach practice?
Dr. Andrew Pfaffenbach practices at 2500 E Capitol Dr, Appleton, WI 549118735. Office phone: 9207315811.
What is Dr. Andrew Pfaffenbach's NPI?
Dr. Andrew Pfaffenbach's National Provider Identifier (NPI) is 1740654862, issued by NPPES.
Does Dr. Andrew Pfaffenbach accept Medicare assignment?
Yes. Dr. Andrew Pfaffenbach accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andrew Pfaffenbach 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); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.