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- 633 E 11Th Ave, Eugene, OR 97401
About Dr. Maier
Based in Eugene, OR, William P. Maier, MD is listed in the NPI registry under rheumatology. William graduated from University of Arizona College of Medicine in 1980. Medicare claims data shows William provided 1,730 services to 389 patients. The services billed most often include injection, denosumab, 1 mg, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle. NPI 1790735561 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
- (541) 434-5585
- Email not available
Practice Locations
633 E 11TH AVE
Eugene, OR 97401
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
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
- Paget's Disease of Bone
Bone Health
Connective Tissue
- Hypermobility Syndrome
- Mixed Connective Tissue Disease
- Scleroderma skin disease
- Undifferentiated Connective Tissue Disease
Genetic & Connective Tissue
Inflammatory
- Adult-Onset Still's Disease
- Polymyalgia rheumatica
- Rib pain
- Sarcoidosis Joint Pain
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
- Erythema Nodosum
Skin & Vascular
- Hypothermia And Frostbite At Work
- Mottled Purplish Skin
Soft Tissue
Spine & Back
Vascular
Procedures & services
Most searched procedures
- Arthritis management
- Infusion therapy
- Joint injections
Consultation
- Second Opinion for Autoimmune Disease
Consultations
- Osteoporosis Medication Consultation
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
- Autoimmune Blood Panel
- Uric Acid Monitoring
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
- PRP Therapy for Joints
Procedures Most Often Billed to Medicare
1,730 services · 389 patients · 10 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
22 | Less often than most peers in Rheumatology |
| Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle | Treatment | 96401 |
87 | Less often than most peers in Rheumatology |
| Administration of chemotherapy into vein, 1 hour or less | Treatment | 96413 |
44 | Less often than most peers in Rheumatology |
| Administration of chemotherapy into vein, each additional hour | Treatment | 96415 |
30 | Less often than most peers in Rheumatology |
| Injection, denosumab, 1 mg | Drug given | J0897 |
1,080 | Less often than most peers in Rheumatology |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
41 | Less often than most peers in Rheumatology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
333 | As often as other peers in Rheumatology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
60 | As often as other peers in Rheumatology |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
19 | Less often than most peers in Rheumatology |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
14 | 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 1
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 Eugene 5
Same specialty, same city.
Trained at University of Arizona College of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 12 related providers in 2 groups
Class of 1980 at University of Arizona College of Medicine 5
Providers who graduated from the same medical school in the same year.
Also performs Aspiration and/or injection of fluid from large joint 7
Providers in OR who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Maier?
Dr. Maier is a rheumatologist in Eugene, OR. That is the designation recorded for this NPI in the federal registry, where it is listed as “Rheumatology”.
NPI registry
What is Dr. Maier's address?
Dr. Maier is listed at 633 E 11Th Ave, Eugene, OR 97401. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Maier?
The number on file is (541) 434-5585. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Maier?
Dr. Maier's National Provider Identifier is 1790735561. 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. Maier train?
Dr. Maier attended University of Arizona College of Medicine, graduating in 1980. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Maier have?
Dr. Maier has 46 years experience. Calculated from a graduation year of 1980, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Maier perform?
According to Medicare billing data, Dr. Maier performs procedures including aspiration and/or injection of fluid from large joint; provides treatments such as administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle and administration of chemotherapy into vein, 1 hour or less, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Maier's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Maier. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.