Physician Profile
Unclaimed ProfileAbout Dr. Rosenberg
Gerald Theodore Rosenberg, M.D. is a healthcare provider in San Antonio, TX specializing in rheumatology. Gerald trained at Saint Louis University School of Medicine, graduating in 1978. According to Medicare claims data, Gerald cared for 3,811 Medicare patients across 16,129 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (210) 477-2626
- Email not available
Practice Locations
4511 HORIZON HILL BLVD SUITE 150
San Antonio, TX 78229
Procedures Most Often Billed to Medicare
16,129 services · 3,811 patients · 25 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
467 |
| Aspiration and/or injection of fluid large joint using ultrasound guidance | Procedure | 20611 |
81 |
| Administration of chemotherapy into vein, 1 hour or less | Treatment | 96413 |
141 |
| Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle | Treatment | 96401 |
114 |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
84 |
| Injection, denosumab, 1 mg | Drug given | J0897 |
6,544 |
| Injection, methylprednisolone acetate, 1 mg | Drug given | J1010 |
3,482 |
| Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg | Drug given | J0702 |
99 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
1,079 |
| 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 |
548 |
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 rheumatology specialists at this location 5
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 rheumatology specialists in San Antonio 7
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Saint Louis University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1978 at Saint Louis University School of Medicine 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 TX who bill this service to Medicare most often.
- Quest Diagnostics Clinical Laboratories INC
- Clinical Pathology Laboratories, INC.
- Quest Diagnostics Clinical Laboratories INC
- Laboratory Corporation of America
- Laboratory Corporation of America
- Lone Star Pathology PLLC
- Medical Clinic of Houston, LLP
- The University of Texas Southwestern Medical Center at Dallas
Common questions
What kind of doctor is Dr. Rosenberg?
Dr. Rosenberg is a rheumatology in San Antonio, TX. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “RHEUMATOLOGY”.
NPI registry
What is Dr. Rosenberg's address?
Dr. Rosenberg is listed at 4511 HORIZON HILL BLVD SUITE 150, San Antonio, TX 78229. 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. Rosenberg?
The number on file is (210) 477-2626. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Rosenberg's NPI number?
Dr. Rosenberg's National Provider Identifier is 1649249624. 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. Rosenberg train?
Dr. Rosenberg attended Saint Louis University School of Medicine, graduating in 1978. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Rosenberg been practicing?
Dr. Rosenberg has 48 years experience. Calculated from a graduation year of 1978, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Rosenberg perform?
According to Medicare billing data, Dr. Rosenberg performs procedures including insertion of needle into vein for collection of blood sample and aspiration and/or injection of fluid large joint using ultrasound guidance; provides treatments such as administration of chemotherapy into vein, 1 hour or less 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. Rosenberg confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Rosenberg. If this is you, claiming it is free.
Guide.md
Is this your profile?
Verify your identity to control how patients — and AI assistants — describe you.
Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.