Doctor profile · Federal record
Dr. Melissa Willitzer, PA-C
Physician Assistant · Portland, OR
- NPI 1447607577
- MIPS 90.5 / 100 · 2023
- 10 yrs on file
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 4 locations .
- Primary practice
-
3181 Sw Sam Jackson Park RD
Portland, OR 972393011
(503) 494-7500 - Additional location
-
1460 G St
Springfield, OR 974774112
(541) 726-4400 - Additional location
-
2730 Sw Moody Ave, Cl5Pa
Portland, OR 972015042
(405) 204-0092 - Additional location
-
342 Fairview St
Silverton, OR 973811917
(503) 873-1500 - Mailing address
-
1834 Ne Schuyler St
Portland, OR 972124553
Show 1 more location
Credentials & registration
- NPI registered
- May 2016 — 10 yrs on file
- Profile last updated
- December 11, 2025
- Specialty taxonomy
- 363A00000X — NUCC code
- State license (1)
- Oregon #184240
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1447607577. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
44
Distinct HCPCS
2
Medicare allowed
$3,508
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99283 |
Emergency department visit with low level of medical decision making | 24 | 24 | $61 | |
99284 |
Emergency department visit with moderate level of medical decision making | 20 | 20 | $102 |
In context: peer comparison
Among 114 peers in Portland Physician Assistant, average services per provider: 61. This provider delivers 0.7× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
17
Patients
17
Total drug cost
$128
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cephalexin | Generic | 17 | 17 | $128 |
Frequently asked questions
What is Dr. Melissa Willitzer's medical specialty?
Dr. Melissa Willitzer practices Physician Assistant in Portland, OR.
Where does Dr. Melissa Willitzer practice?
Dr. Melissa Willitzer practices at 3181 Sw Sam Jackson Park RD, Portland, OR 972393011. Office phone: 5034947500.
What is Dr. Melissa Willitzer's NPI?
Dr. Melissa Willitzer's National Provider Identifier (NPI) is 1447607577, issued by NPPES.
What procedures does Dr. Melissa Willitzer commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with low level of medical decision making (HCPCS 99283); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.