Doctor profile · Federal record
Dr. Cynthia Marquess, P.T.
Physical Therapist (CMS: Physical Therapist in Private Practice) · Tualatin, OR
- NPI 1235226796
- Accepts Medicare
- 36 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
8100 Sw Nyberg St Ste 130
Tualatin, OR 970628375
(503) 885-8677
fax (503) 885-0676
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- February 26, 2026
- Year of graduation
- 1990 — 36 yrs since
- Specialty taxonomy
- 225100000X — NUCC code
- State license (1)
- Oregon #2054
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1235226796. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
3,317
Distinct HCPCS
6
Medicare allowed
$90,298
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
97140 |
Therapy procedure using manual technique, each 15 minutes | 1,017 | 81 | $21 | |
97110 |
Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes | 864 | 75 | $23 | |
97530 |
Therapy procedure using functional activities | 842 | 81 | $37 | |
97535 |
Training for self-care or home management, each 15 minutes | 492 | 63 | $26 | |
97112 |
Therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes | 78 | 24 | $26 | |
97161 |
Evaluation for physical therapy, typically 20 minutes | 24 | 24 | $105 |
In context: peer comparison
Among 3 peers in this city , average services per provider: 355. This provider delivers 9.3× the peer median.Frequently asked questions
What is Dr. Cynthia Marquess's medical specialty?
Dr. Cynthia Marquess practices Physical Therapist in Tualatin, OR.
Where does Dr. Cynthia Marquess practice?
Dr. Cynthia Marquess practices at 8100 Sw Nyberg St Ste 130, Tualatin, OR 970628375. Office phone: 5038858677.
What is Dr. Cynthia Marquess's NPI?
Dr. Cynthia Marquess's National Provider Identifier (NPI) is 1235226796, issued by NPPES.
Does Dr. Cynthia Marquess accept Medicare assignment?
Yes. Dr. Cynthia Marquess accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Cynthia Marquess commonly perform?
Top Medicare-reported procedures in 2023: Therapy procedure using manual technique (HCPCS 97140); Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility (HCPCS 97110); Therapy procedure using functional activities (HCPCS 97530). Source: CMS Medicare Physician & Other Practitioners file.