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Edit this profileAt a glance
- 3555 Nw 58Th St Ste 804, Oklahoma City, OK 73112
About Dr. Schnitz
William M. Schnitz, MD is a healthcare provider in Oklahoma City, OK specializing in rheumatology. William is also listed as specializing in internal medicine. Medicare claims data shows William provided 5,675 services to 615 patients. The services billed most often include injection, denosumab, 1 mg, injection, rituximab-pvvr, biosimilar, (ruxience), 10 mg, and injection, methylprednisolone sodium succinate, 5 mg. This provider record is associated with NPI 1629015763.
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
- (405) 548-0430
- Email not available
Practice Locations
3555 NW 58TH ST STE 804
Oklahoma City, OK 73112
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
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
5,675 services · 615 patients · 16 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
20 | Less often than most peers in Rheumatology |
| Aspiration and/or injection of fluid from medium joint | Procedure | 20605 |
14 | Less often than most peers in Rheumatology |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
186 | More often than most peers in Rheumatology |
| Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less | Treatment | 96365 |
119 | As often as other peers in Rheumatology |
| Administration of chemotherapy into vein, 1 hour or less | Treatment | 96413 |
91 | Less often than most peers in Rheumatology |
| Administration of chemotherapy into vein, each additional hour | Treatment | 96415 |
80 | Less often than most peers in Rheumatology |
| Injection of additional new drug or substance into vein | Treatment | 96375 |
60 | As often as other peers in Rheumatology |
| Injection, denosumab, 1 mg | Drug given | J0897 |
2,100 | Less often than most peers in Rheumatology |
| Injection, methylprednisolone sodium succinate, 5 mg | Drug given | J2919 |
420 | Less often than most peers in Rheumatology |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
213 | As often as other 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 Oklahoma City 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 15 related providers in 2 groups
Class of 1987 at Other 8
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 OK who bill this service to Medicare most often.
Common questions
What does Dr. Schnitz specialize in?
Dr. Schnitz is a rheumatologist in Oklahoma City, OK. That is the designation recorded for this NPI in the federal registry, where it is listed as “Rheumatology”.
NPI registry
Where is Dr. Schnitz located?
Dr. Schnitz is listed at 3555 Nw 58Th St Ste 804, Oklahoma City, OK 73112. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Schnitz's phone number?
The number on file is (405) 548-0430. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Schnitz?
Dr. Schnitz's National Provider Identifier is 1629015763. 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. Schnitz go to medical school?
Dr. Schnitz attended Other, graduating in 1987. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Schnitz have?
Dr. Schnitz has 39 years experience. Calculated from a graduation year of 1987, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Schnitz do most often?
According to Medicare billing data, Dr. Schnitz performs procedures including aspiration and/or injection of fluid from large joint and aspiration and/or injection of fluid from medium joint; provides treatments such as injection of drug or substance under skin or into muscle and infusion into a vein for therapy, prevention, or diagnosis, 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. Schnitz's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Schnitz. If this is you, claiming it is free.
Guide.md
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