Doctor profile · Federal record
Dr. David Letzer, MD
Infectious Disease Physician (CMS: Infectious Disease) · Brookfield, WI
- NPI 1255382529
- Accepts Medicare
- 41 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
150 S Sunny Slope RD Ste 136
Brookfield, WI 530054858
(262) 786-4550
fax (262) 786-4552 - Additional location
-
1818 N Meade St
Appleton, WI 549113454
(920) 831-1841
fax (920) 831-1834
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- January 23, 2025
- Year of graduation
- 1985 — 41 yrs since
- Specialty taxonomy
- 207RI0200X — NUCC code
- State license (1)
- Wisconsin #30311-021
- Medicaid
- WI #30049800
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1255382529. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
13,512
Distinct HCPCS
8
Medicare allowed
$271,868
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J0875 |
Injection, dalbavancin, 5 mg | 12,700 | 25 | $15 | |
96365 |
Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less | 269 | 36 | $60 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 257 | 241 | $162 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 102 | 73 | $82 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 79 | 75 | $74 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 62 | 38 | $120 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 31 | 24 | $112 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 12 | 12 | $206 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 6,142. This provider delivers 2.2× the peer median.Open Payments
Industry payments received
All-time total
$499
Transactions
30
Manufacturers
11
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 16 | $179.88 | |
| ViiV Healthcare Company | 4 | $83.31 | |
| Theratechnologies Inc. | 2 | $56.08 | |
| Merck Sharp & Dohme LLC | 1 | $29.35 | |
| EMD Serono, Inc. | 1 | $28.88 | |
| AIMMUNE THERAPEUTICS, INC. | 1 | $26.09 | |
| Insmed, Inc. | 1 | $23.00 | |
| Paratek Pharmaceuticals, Inc. | 1 | $21.28 | |
| Astellas Pharma US Inc | 1 | $20.85 | |
| Ferring Pharmaceuticals Inc. | 1 | $17.45 | |
| Shionogi Inc | 1 | $13.20 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
609
Patients
123
Total drug cost
$689,701
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amoxicillin | Generic | 111 | 35 | $1,226 |
| Cephalexin | Generic | 67 | 20 | $2,193 |
| Biktarvy (Bictegrav/Emtricit/Tenofov Ala) | Brand | 52 | 0 | $241,923 |
| Doxycycline Monohydrate | Generic | 48 | 25 | $1,759 |
| Penicillin V Potassium | Generic | 48 | 14 | $909 |
| Cefadroxil | Generic | 47 | 17 | $1,232 |
| Dovato (Dolutegravir Sodium/Lamivudine) | Brand | 29 | 0 | $86,546 |
| Ethambutol Hcl | Generic | 29 | 0 | $1,065 |
| Rifampin | Generic | 29 | 0 | $786 |
| Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) | Brand | 29 | 0 | $1,005 |
Hospital affiliations
Frequently asked questions
What is Dr. David Letzer's medical specialty?
Dr. David Letzer practices Infectious Disease Physician in Brookfield, WI.
Where does Dr. David Letzer practice?
Dr. David Letzer practices at 150 S Sunny Slope RD Ste 136, Brookfield, WI 530054858. Office phone: 2627864550.
What is Dr. David Letzer's NPI?
Dr. David Letzer's National Provider Identifier (NPI) is 1255382529, issued by NPPES.
Does Dr. David Letzer accept Medicare assignment?
Yes. Dr. David Letzer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Letzer commonly perform?
Top Medicare-reported procedures in 2023: Injection, dalbavancin, 5 mg (HCPCS J0875); Infusion into a vein for therapy, prevention, or diagnosis (HCPCS 96365); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.