Physician Profile
Douglas Hempel, M.D. practices rheumatology in Waukesha, WI. Douglas is a 1998 graduate of Medical College of Wisconsin. According to Medicare claims data, Douglas cared for 6,557 Medicare patients across 124,380 services. The services billed most often include injection, golimumab, 1 mg, for intravenous use, injection, tocilizumab, 1 mg, and 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).
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
20800 SWENSON DR STE 175
Waukesha, WI 53186
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
124,380 services · 6,557 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
1,458 | More than most peers in Rheumatology |
| Administration of chemotherapy into vein, 1 hour or less | Treatment | 96413 |
647 | More than most peers in Rheumatology |
| Administration of chemotherapy into vein, each additional hour | Treatment | 96415 |
186 | More often than most peers in Rheumatology |
| Injection, golimumab, 1 mg, for intravenous use | Drug given | J1602 |
50,547 | More than most peers in Rheumatology |
| Injection, tocilizumab, 1 mg | Drug given | J3262 |
36,749 | As often as other 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 |
9,700 | As often as other peers in Rheumatology |
| Injection, infliximab, excludes biosimilar, 10 mg | Drug given | J1745 |
7,289 | More often than most peers in Rheumatology |
| Injection, rituximab, 10 mg | Drug given | J9312 |
2,400 | Less often than most peers in Rheumatology |
| Injection, denosumab, 1 mg | Drug given | J0897 |
2,160 | Less often than most peers in Rheumatology |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
255 | As often as other peers in Rheumatology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Douglas Hempel is a rheumatologist in Waukesha, WI. That is the designation recorded for this NPI in the federal registry, where it is listed as “Rheumatology”.
NPI registry
Douglas Hempel is listed at 20800 Swenson Dr Ste 175, Waukesha, WI 53186. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (262) 785-0777. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Douglas Hempel's National Provider Identifier is 1164423844. 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
Douglas Hempel attended Medical College of Wisconsin, graduating in 1998. This comes from the CMS National Downloadable File.
CMS public data
Douglas Hempel has 28 years experience. Calculated from a graduation year of 1998, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Douglas Hempel 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 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 Douglas Hempel. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.