Vivianne L. Allsop, MD
Rheumatology Physician · Denver, CO
Vivianne L. Allsop, MD is a rheumatology physician with a practice address in Denver, Colorado, and NPI 1215499603, issued on Apr 3, 2019. Check the license on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Vivianne L. Allsop
- Credential
- MD
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License number
- 13284700-1205 UT
Self-reported in NPPES; status is on the state search - Practice location
- 1400 Jackson St, Denver, CO 80206
- Phone
- (303) 398-1355
- Enumerated
- Apr 3, 2019
- Record last updated
- Jul 1, 2025
- Medicare enrollment
- Enrolled (PECOS I20250925003664); accepts Medicare assignment
- Medical or professional school
- University Of Colorado School Of Medicine, Aurora, 2019
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 145 in Colorado → Look up another NPI →
Also registered at 1400 Jackson St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Mark Aloia, MDPsychiatry Physician1295842607
- Rachel Alvidrez, FNP-CFamily Nurse Practitioner1881203438
Verify Vivianne L. Allsop in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical BoardCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average rheumatology physician in 2024
115 Medicare Part D claims for 22 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D.
Most prescribed
- Prednisone30 claims
- Hydroxychloroquine Sulfate22 claims
- Methotrexate14 claims
- Alendronate Sodium11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
One hospital affiliation
- National Jewish HealthDenver, CO · Acute Care Hospitals
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov).
Vivianne L. Allsop among 145 rheumatology physician records in Colorado
Vivianne L. Allsop, MD is one of 145 rheumatology physician records with a practice address in Colorado. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 94% of them.
- NPI issued2019 · 94% of these records are older, 4% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2019 · median 2004 among the 102 with a school on file
- Record last updated2025 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in Colorado
There are 145 rheumatology physician records in Colorado.
All 145 in Colorado → Every provider in Denver → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Bjorn Anderson, MDDenver, CO 802061922521442
- Marc Cohen, M.D.Denver, CO 802061053301739
- Aryeh Fischer, M.D.Denver, CO 802061669436259
- Rebecca Gordon, M.D.Denver, CO 802061316168834
- Ivana IlicDenver, CO 802061285194555
- Stuart Kassan, MDDenver, CO 802061093706475
- Liudmila Kastsianok, M.D.Denver, CO 802061659638492
- Mehrnaz Maleki Fischbach, MDDenver, CO 802061487849642
Common questions
What is Vivianne L. Allsop, MD's NPI number?
Vivianne L. Allsop, MD's National Provider Identifier (NPI) is 1215499603, issued on Apr 3, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Vivianne L. Allsop, MD located?
The NPPES record lists a practice address at 1400 Jackson St, Denver, CO, 80206. Phone: (303) 398-1355. Providers update this record themselves, so call before visiting.
How can I verify Vivianne L. Allsop, MD's license?
Search the Colorado Medical Board at https://dpo.colorado.gov/Medical. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Vivianne L. Allsop, MD prescribe under Medicare Part D?
In 2024, Vivianne L. Allsop, MD had 115 Medicare Part D claims for 22 beneficiaries; the average among rheumatology physician prescribers was 1,978. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.