Physician Profile
Unclaimed ProfileAbout ROLDAN
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Education & Training
Areas of Expertise
Common questions
What does Dr. Roldan specialise in?
Dr. Roldan 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
Where is Dr. Roldan located?
Dr. Roldan 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
What is Dr. Roldan's phone number?
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 the NPI for Dr. Roldan?
Dr. Roldan's National Provider Identifier is 1285644427. 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. Roldan go to medical school?
Dr. Roldan attended Other, graduating in 1992. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Roldan have?
Dr. Roldan has 34 years experience. Calculated from a graduation year of 1992, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Roldan do most often?
According to Medicare billing data, Dr. Roldan performs procedures including insertion of needle into vein for collection of blood sample; provides treatments such as administration of chemotherapy into vein, 1 hour or less and injection of additional new drug or substance into vein, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Roldan's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Roldan. If this is you, claiming it is free.
Guide.md
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
154,289 services · 5,568 patients · 25 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
1,362 |
| Administration of chemotherapy into vein, 1 hour or less | Treatment | 96413 |
601 |
| Injection of additional new drug or substance into vein | Treatment | 96375 |
481 |
| Administration of chemotherapy into vein, each additional hour | Treatment | 96415 |
308 |
| Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle | Treatment | 96401 |
288 |
| Injection, tocilizumab, 1 mg | Drug given | J3262 |
91,808 |
| 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 |
15,575 |
| Injection, golimumab, 1 mg, for intravenous use | Drug given | J1602 |
10,600 |
| Injection, denosumab, 1 mg | Drug given | J0897 |
9,431 |
| Injection, rituximab, 10 mg | Drug given | J9312 |
9,109 |
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 Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1992 at Other 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
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.