NPPES file of Aug 9, 2026

Bjorn Anderson, MD

Rheumatology Physician · Denver, CO

Bjorn Anderson, MD is a rheumatology physician with a practice address in Denver, Colorado, and NPI 1922521442, issued on Jul 18, 2017. Check the license (Colorado DR.0077685, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1922521442
Name
Bjorn Anderson
Credential
MD
Primary taxonomy
Rheumatology Physician 207RR0500X
License number
DR.0077685 CO
Self-reported in NPPES; status is on the state search
Practice location
1400 Jackson St, Denver, CO 80206
Phone
(303) 552-2390
Enumerated
Jul 18, 2017
Record last updated
Jun 30, 2026
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1400 Jackson St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Ronya Ajeel, APN-CRNACertified Registered Nurse Anesthetist1184279044
  2. Akrum Al-Zubaidi, D.O.Pulmonary Disease Physician1649426222
  3. Rafeul Alam, MDAllergy & Immunology Physician1790730687
  4. Jon Allison, PACMedical Physician Assistant1609812668
  5. Vivianne Allsop, MDRheumatology Physician1215499603
  6. Mark Aloia, MDPsychiatry Physician1295842607

Verify Bjorn Anderson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license DR.0077685
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Colorado license search

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81% fewer Medicare Part D claims than the average rheumatology physician in 2024

371 Medicare Part D claims for 79 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D.

  1. Bjorn Anderson371
  2. Specialty average1,978

Most prescribed

  1. Amlodipine Besylate25 claims
  2. Methotrexate21 claims
  3. Gabapentin20 claims
  4. Lisinopril20 claims
  5. Atorvastatin Calcium18 claims
  6. Prednisone13 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.

Industry payments in 2024: $143.12

3 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, Inc. The 4,486 providers of this specialty with any payment received $8,538.33 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Bjorn Anderson$143.12
  2. Specialty average$8,538.33

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bjorn Anderson among 145 rheumatology physician records in Colorado

Bjorn Anderson, 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 2017, is newer than 90% of them.

  • NPI issued2017 · 90% of these records are older, 6% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileNo · 70% of these records are
  • Record last updated2026 · 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.

The 8 rheumatology physician records with the nearest ZIP codes

  1. Vivianne Allsop, MDDenver, CO 802061215499603
  2. Marc Cohen, M.D.Denver, CO 802061053301739
  3. Aryeh Fischer, M.D.Denver, CO 802061669436259
  4. Rebecca Gordon, M.D.Denver, CO 802061316168834
  5. Ivana IlicDenver, CO 802061285194555
  6. Stuart Kassan, MDDenver, CO 802061093706475
  7. Liudmila Kastsianok, M.D.Denver, CO 802061659638492
  8. Mehrnaz Maleki Fischbach, MDDenver, CO 802061487849642

Common questions

What is Bjorn Anderson, MD's NPI number?

Bjorn Anderson, MD's National Provider Identifier (NPI) is 1922521442, issued on Jul 18, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Bjorn Anderson, MD located?

The NPPES record lists a practice address at 1400 Jackson St, Denver, CO, 80206. Phone: (303) 552-2390. Providers update this record themselves, so call before visiting.

How can I verify Bjorn Anderson, MD's license?

NPPES lists Colorado license number DR.0077685, as entered by the provider. 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 Bjorn Anderson, MD prescribe under Medicare Part D?

In 2024, Bjorn Anderson, MD had 371 Medicare Part D claims for 79 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.