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Edit this profileAt a glance
- 9555 Sw Barnes Rd Ste 150, Portland, OR 97225
About Dr. Baker
Based in Portland, OR, Kathryn B. Baker, DO is listed in the NPI registry under rheumatology. Kathryn graduated from Des Moines University of Osteopathic Medicine and Health Sciences in 1998. Medicare claims data shows Kathryn provided 70,589 services to 1,156 patients. The services billed most often include injection, golimumab, 1 mg, for intravenous use, injection, tocilizumab, 1 mg, and injection, infliximab, excludes biosimilar, 10 mg. NPI 1245327295 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (503) 297-3384
- Email not available
Practice Locations
9555 SW BARNES RD STE 150
Portland, OR 97225
Conditions Commonly Evaluated or Treated
Within Rheumatology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Wellness and energy
Most searched conditions
Autoimmune
- Antiphospholipid Syndrome
- Behçet's Disease
- Dermatomyositis
- Dry Eyes and Mouth
- Granulomatosis with Polyangiitis
- IgA Vasculitis
- IgG4-Related Disease
- Inflammatory myopathy
- Lupus Butterfly Rash
- Positive ANA Blood Test
- Relapsing Polychondritis
Bone
Bone Health
Connective Tissue
- Hypermobility Syndrome
- Mixed Connective Tissue Disease
- Scleroderma skin disease
- Undifferentiated Connective Tissue Disease
Genetic & Connective Tissue
Inflammatory
Joints
- Baker's Cyst
- Chronic Joint Pain
- Enteropathic Arthritis
- Juvenile Idiopathic Arthritis
- Morning Joint Stiffness
- Palindromic Rheumatism
- Pseudogout
- Reactive Arthritis
- Swollen Fingers or Toes
- Swollen Joints
Nerve & Tendon
Skin & Soft Tissue
Skin & Vascular
Soft Tissue
Spine & Back
Vascular
Procedures & services
Most searched procedures
Consultation
Consultations
Diagnostics & Injections
- Baker's Cyst Aspiration
- Bursa injection
- Carpal tunnel steroid injection
- Joint injection or aspiration
- Knee Joint Injection
- Nailfold Capillaroscopy
- Sacroiliac joint injection
- Salivary Gland Biopsy
- Tendon Sheath Injection
Education & Support
Imaging
Injections
- Ankle Joint Injection
- Finger Joint Injections
- Shoulder Cortisone Injection
- Ultrasound-guided hip injection
- Wrist Cortisone Injection
Lab & Diagnostics
- ANCA Blood Test
- Anti-CCP Antibody Test
- HLA-B27 Genetic Test
- Inflammation Blood Tests
- Joint Fluid Analysis
- Lupus Skin Biopsy
- Myositis Antibody Panel
- Rheumatoid Factor Blood Test
Lab Work
Medication Management
- Biologic medication management
- DMARD Medication Management
- Gout Flare Treatment Plan
- Immunosuppressant Drug Monitoring
- Prolia Injection for Osteoporosis
- Reclast Infusion for Osteoporosis
- Steroid Taper Management
Pain Relief
Regenerative Medicine
Procedures Most Often Billed to Medicare
70,589 services · 1,156 patients · 19 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Administration of chemotherapy into vein, 1 hour or less | Treatment | 96413 |
259 | More often than most peers in Rheumatology |
| Administration of chemotherapy into vein, each additional hour | Treatment | 96415 |
215 | More often than most peers in Rheumatology |
| Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less | Treatment | 96365 |
200 | More often than most peers in Rheumatology |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
72 | As often as other peers in Rheumatology |
| Injection of additional new drug or substance into vein | Treatment | 96375 |
38 | Less often than most peers in Rheumatology |
| Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle | Treatment | 96401 |
23 | Less often than most peers in Rheumatology |
| Injection, golimumab, 1 mg, for intravenous use | Drug given | J1602 |
25,950 | More often than most peers in Rheumatology |
| Injection, tocilizumab, 1 mg | Drug given | J3262 |
21,360 | Less often than most peers in Rheumatology |
| Injection, infliximab, excludes biosimilar, 10 mg | Drug given | J1745 |
6,940 | More often than most peers in Rheumatology |
| Injection, romosozumab-aqqg, 1 mg | Drug given | J3111 |
4,410 | Less often than most peers in Rheumatology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other rheumatologists in Portland 8
Same specialty, same city.
Trained at Des Moines University of Osteopathic Medicine and Health Sciences 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1998 at Des Moines University of Osteopathic Medicine and Health Sciences 8
Providers who graduated from the same medical school in the same year.
Also performs Administration of chemotherapy into vein, 1 hour or less 8
Providers in OR who bill this service to Medicare most often.
Common questions
What does Dr. Baker specialize in?
Dr. Baker is a rheumatologist in Portland, OR. That is the designation recorded for this NPI in the federal registry, where it is listed as “Rheumatology”.
NPI registry
Where is Dr. Baker located?
Dr. Baker is listed at 9555 Sw Barnes Rd Ste 150, Portland, OR 97225. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Baker's phone number?
The number on file is (503) 297-3384. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Baker?
Dr. Baker's National Provider Identifier is 1245327295. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Baker go to medical school?
Dr. Baker attended Des Moines University of Osteopathic Medicine and Health Sciences, graduating in 1998. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Baker have?
Dr. Baker has 28 years experience. Calculated from a graduation year of 1998, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Baker do most often?
According to Medicare billing data, Dr. Baker provides treatments such as administration of chemotherapy into vein, 1 hour or less and administration of chemotherapy into vein, each additional hour, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Baker's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Baker. If this is you, claiming it is free.
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