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- 5230 Pacific Concourse Dr Ste 100, Los Angeles, CA 90045
About Dr. Peck
Alexander R. Peck, DO is a healthcare provider in Los Angeles, CA specializing in rheumatology. Alexander trained at Arizona College of Osteopathic Medicine Mid Western University, graduating in 2017. Medicare claims data shows Alexander provided 94,674 services to 1,512 patients. 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, romosozumab-aqqg, 1 mg, and injection, denosumab, 1 mg. This provider record is associated with NPI 1588197545.
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
- (310) 297-9221
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
5230 PACIFIC CONCOURSE DR STE 100
Los Angeles, CA 90045
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
94,674 services · 1,512 patients · 18 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
212 | As often as other peers in Rheumatology |
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
16 | Less often than most peers in Rheumatology |
| Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle | Treatment | 96401 |
436 | More often than most peers in Rheumatology |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
264 | More often than most peers in Rheumatology |
| Administration of chemotherapy into vein, 1 hour or less | Treatment | 96413 |
212 | As often as other peers in Rheumatology |
| Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less | Treatment | 96365 |
53 | As often as other peers in Rheumatology |
| Administration of chemotherapy into vein, each additional hour | Treatment | 96415 |
41 | Less 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 |
27,600 | Less often than most peers in Rheumatology |
| Injection, romosozumab-aqqg, 1 mg | Drug given | J3111 |
26,880 | More often than most peers in Rheumatology |
| Injection, denosumab, 1 mg | Drug given | J0897 |
17,280 | More 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 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
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.
More connections — 32 related providers in 4 groups
Other rheumatologists in Los Angeles 8
Same specialty, same city.
Trained at Arizona College of Osteopathic Medicine Mid Western University 8
Other providers in the same specialty who trained at the same institution.
Class of 2017 at Arizona College of Osteopathic Medicine Mid Western University 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 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Peck?
Dr. Peck is a rheumatologist in Los Angeles, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Rheumatology”.
NPI registry
What is Dr. Peck's address?
Dr. Peck is listed at 5230 Pacific Concourse Dr Ste 100, Los Angeles, CA 90045. 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. Peck?
The number on file is (310) 297-9221. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Peck?
Dr. Peck's National Provider Identifier is 1588197545. 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. Peck train?
Dr. Peck attended Arizona College of Osteopathic Medicine Mid Western University, graduating in 2017. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Peck have?
Dr. Peck has 9 years experience. Calculated from a graduation year of 2017, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Peck perform?
According to Medicare billing data, Dr. Peck performs procedures including insertion of needle into vein for collection of blood sample and 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 injection of drug or substance 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
Is Dr. Peck's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Peck. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.