Doctor profile · Federal record
Dr. Martha McMahon, PA-C
Surgical Physician Assistant · Physician Assistant · Portland, OR
- NPI 1407241490
- 11 yrs on file
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
808 Sw 15Th Ave
Portland, OR 972051907
(503) 274-4994
Credentials & registration
- NPI registered
- April 2015 — 11 yrs on file
- Profile last updated
- October 22, 2025
- Specialty taxonomy
- 363AS0400X — NUCC code
- State licenses (2)
- Oregon #PA172159 · Oregon #172159
- Medicaid
- OR #500698025
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1407241490. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
51
Distinct HCPCS
3
Medicare allowed
$6,385
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 26 | 22 | $104 | |
63047 |
Partial removal of spine bone with release of lower spinal cord and/or nerves, 1 segment | 13 | 13 | $149 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 12 | 12 | $145 |
In context: peer comparison
Among 45 peers in Portland Surgical Physician Assistant, average services per provider: 40. This provider delivers 1.3× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
301
Patients
141
Total drug cost
$2,961
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Tizanidine Hcl | Generic | 113 | 64 | $562 |
| Oxycodone Hcl | Generic | 47 | 32 | $639 |
| Gabapentin | Generic | 43 | 0 | $915 |
| Cyclobenzaprine Hcl | Generic | 34 | 0 | $127 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 28 | 21 | $387 |
| Methylprednisolone | Generic | 25 | 24 | $209 |
| Hydromorphone Hcl | Generic | 11 | 0 | $121 |
Frequently asked questions
What is Dr. Martha McMahon's medical specialty?
Dr. Martha McMahon practices Surgical Physician Assistant in Portland, OR.
Where does Dr. Martha McMahon practice?
Dr. Martha McMahon practices at 808 Sw 15Th Ave, Portland, OR 972051907. Office phone: 5032744994.
What is Dr. Martha McMahon's NPI?
Dr. Martha McMahon's National Provider Identifier (NPI) is 1407241490, issued by NPPES.
What procedures does Dr. Martha McMahon commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Partial removal of spine bone with release of lower spinal cord and/or nerves, 1 segment (HCPCS 63047); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.