Physician Profile
Janet M. Schwartzenberg, MD
Unclaimed ProfileAbout Dr. Schwartzenberg
Based in Amarillo, TX, Janet M. Schwartzenberg, MD is listed in the NPI registry under rheumatology. Janet graduated from University of Texas Southwestern Medical School at Dallas in 1991. According to Medicare claims data, Janet cared for 9,990 Medicare patients across 262,878 services. The services billed most often include injection, certolizumab pegol, 1 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered), injection, tocilizumab, 1 mg, and injection, golimumab, 1 mg, for intravenous use. NPI 1194767640 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
- (806) 358-0200
- Email not available
Practice Locations
6700 W 9TH AVE
Amarillo, TX 79106
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
262,878 services · 9,990 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
2,505 | More than most peers in Rheumatology |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
463 | More than most peers in Rheumatology |
| Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle | Treatment | 96401 |
377 | More often than most peers in Rheumatology |
| Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less | Treatment | 96365 |
365 | More often than most peers in Rheumatology |
| Injection, certolizumab pegol, 1 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) | Drug given | J0717 |
80,000 | More often than most peers in Rheumatology |
| Injection, tocilizumab, 1 mg | Drug given | J3262 |
66,560 | More often than most peers in Rheumatology |
| Injection, golimumab, 1 mg, for intravenous use | Drug given | J1602 |
41,800 | More than most peers in Rheumatology |
| Injection, romosozumab-aqqg, 1 mg | Drug given | J3111 |
16,800 | As often as other peers in Rheumatology |
| Injection, denosumab, 1 mg | Drug given | J0897 |
13,320 | More often than most peers in Rheumatology |
| Injection, abatacept, 10 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) | Drug given | J0129 |
12,225 | More 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.
Other rheumatologists at this location 1
Same specialty, same street address — most likely the same department or group.
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 Amarillo 7
Same specialty, same city.
More connections — 22 related providers in 3 groups
Trained at University of Texas Southwestern Medical School at Dallas 8
Other providers in the same specialty who trained at the same institution.
Class of 1991 at University of Texas Southwestern Medical School at Dallas 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 6
Providers in TX who bill this service to Medicare most often.
Common questions
What is Dr. Schwartzenberg's specialty?
Dr. Schwartzenberg is a rheumatologist in Amarillo, TX. That is the designation recorded for this NPI in the federal registry, where it is listed as “Rheumatology”.
NPI registry
Where can I find Dr. Schwartzenberg?
Dr. Schwartzenberg is listed at 6700 W 9Th Ave, Amarillo, TX 79106. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Schwartzenberg?
The number on file is (806) 358-0200. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Schwartzenberg's NPI number?
Dr. Schwartzenberg's National Provider Identifier is 1194767640. 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
What is Dr. Schwartzenberg's medical education?
Dr. Schwartzenberg attended University of Texas Southwestern Medical School at Dallas, graduating in 1991. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Schwartzenberg been practicing?
Dr. Schwartzenberg has 35 years experience. Calculated from a graduation year of 1991, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Schwartzenberg known for?
According to Medicare billing data, Dr. Schwartzenberg performs procedures including insertion of needle into vein for collection of blood sample; provides treatments such as injection of drug or substance under skin or into muscle and administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Schwartzenberg confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Schwartzenberg. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.