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Edit this profileBased in Highlands Ranch, CO, James D. Singleton, MD is listed in the NPI registry under rheumatology. James graduated from University of Kansas School of Med (Kc/Wich/Sal) in 1983. According to Medicare claims data, James cared for 640 Medicare patients across 17,327 services. The services billed most often include injection, golimumab, 1 mg, for intravenous use, injection, infliximab-abda, biosimilar, (renflexis), 10 mg, and administration of chemotherapy into vein, 1 hour or less. NPI 1104881226 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
206 W COUNTY LINE ROAD SUITE 310
Highlands Ranch, CO 80129
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.
Most searched conditions
Autoimmune
Bone
Bone Health
Connective Tissue
Genetic & Connective Tissue
Inflammatory
Joints
Nerve & Tendon
Skin & Soft Tissue
Skin & Vascular
Soft Tissue
Spine & Back
Vascular
Most searched procedures
Consultation
Consultations
Diagnostics & Injections
Education & Support
Imaging
Injections
Lab & Diagnostics
Lab Work
Medication Management
Pain Relief
Regenerative Medicine
17,327 services · 640 patients · 14 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| X-ray of foot, 2 views | Imaging | 73620 |
135 | More often than most peers in Rheumatology |
| X-ray of hand, 2 views | Imaging | 73120 |
133 | More often than most peers in Rheumatology |
| X-ray of wrist, 2 views | Imaging | 73100 |
132 | More often than most peers in Rheumatology |
| Dxa bone density measurement of hip, pelvis, spine including spine fracture assessment | Imaging | 77085 |
46 | As often as other peers in Rheumatology |
| Administration of chemotherapy into vein, 1 hour or less | Treatment | 96413 |
289 | More often than most peers in Rheumatology |
| Administration of chemotherapy into vein, each additional hour | Treatment | 96415 |
134 | As often as other peers in Rheumatology |
| Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less | Treatment | 96365 |
74 | As often as other peers in Rheumatology |
| Injection, golimumab, 1 mg, for intravenous use | Drug given | J1602 |
12,200 | As often as other peers in Rheumatology |
| Injection, zoledronic acid, 1 mg | Drug given | J3489 |
131 | As often as other peers in Rheumatology |
| Injection, infliximab-abda, biosimilar, (renflexis), 10 mg | Billing code | Q5104 |
3,600 | 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.
Dr. Singleton is a rheumatologist in Highlands Ranch, CO. That is the designation recorded for this NPI in the federal registry, where it is listed as “Rheumatology”.
NPI registry
Dr. Singleton is listed at 206 W County Line Road Suite 310, Highlands Ranch, CO 80129. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (303) 788-8355. Contact the office directly to confirm availability and scheduling.
NPI registry
Dr. Singleton's National Provider Identifier is 1104881226. 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
Dr. Singleton attended University of Kansas School of Med (Kc/Wich/Sal), graduating in 1983. This comes from the CMS National Downloadable File.
CMS public data
Dr. Singleton has 43 years experience. Calculated from a graduation year of 1983, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Singleton performs imaging including x-ray of foot, 2 views and x-ray of hand, 2 views; provides treatments such as administration of chemotherapy into vein, 1 hour or less and administration of chemotherapy into vein, each additional hour, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Singleton. If this is you, claiming it is free.
Guide.md
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