Doctor profile · Federal record
Dr. Douglas Puffer, M.D.
Hematology & Oncology Physician (CMS: Hematology/Oncology) · Mequon, WI
- NPI 1366463267
- Accepts Medicare
- 29 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
13111 N Port Washington RD
Mequon, WI 530972416
(262) 243-7454
fax (262) 243-7482 - Mailing address
-
4425 N Port Washington Road, Csmcp Clinic Credentialing
Glendale, WI 532121082
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- October 22, 2012
- Year of graduation
- 1997 — 29 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State license (1)
- Wisconsin #40365-020
- Medicaid
- WI #34425400
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1366463267. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
878
Distinct HCPCS
9
Medicare allowed
$72,348
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 373 | 113 | $93 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 277 | 148 | $63 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 54 | 36 | $137 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 51 | 36 | $63 | |
99441 |
Telephone medical discussion with physician, 5-10 minutes | 45 | 31 | $34 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 22 | 22 | $78 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 21 | 21 | $127 | |
99443 |
Telephone medical discussion with physician, 21-30 minutes | 20 | 13 | $93 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 15 | 12 | $124 |
In context: peer comparison
Among 1 peers in Mequon Hematology & Oncology Physician, average services per provider: 97. This provider delivers 9.1× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,059
Patients
273
Total drug cost
$822,141
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Anastrozole | Generic | 281 | 70 | $8,381 |
| Eliquis (Apixaban) | Brand | 86 | 14 | $77,371 |
| Prochlorperazine Maleate | Generic | 85 | 56 | $1,135 |
| Oxycodone Hcl | Generic | 80 | 17 | $1,338 |
| Prednisone | Generic | 75 | 20 | $435 |
| Hydroxyurea | Generic | 63 | 13 | $3,197 |
| Letrozole | Generic | 59 | 12 | $1,431 |
| Potassium Chloride | Generic | 52 | 19 | $1,303 |
| Xtandi (Enzalutamide) | Brand | 52 | 0 | $687,357 |
| Dexamethasone | Generic | 49 | 21 | $542 |
Hospital affiliations
Frequently asked questions
What is Dr. Douglas Puffer's medical specialty?
Dr. Douglas Puffer practices Hematology & Oncology Physician in Mequon, WI.
Where does Dr. Douglas Puffer practice?
Dr. Douglas Puffer practices at 13111 N Port Washington RD, Mequon, WI 530972416. Office phone: 2622437454.
What is Dr. Douglas Puffer's NPI?
Dr. Douglas Puffer's National Provider Identifier (NPI) is 1366463267, issued by NPPES.
Does Dr. Douglas Puffer accept Medicare assignment?
Yes. Dr. Douglas Puffer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Douglas Puffer commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.