Mehrnaz Maleki Fischbach, MD
Rheumatology Physician · Denver, CO
Mehrnaz Maleki Fischbach, MD is a rheumatology physician with a practice address in Denver, Colorado, and NPI 1487849642, issued on Sep 11, 2007. Check the license (Colorado 49441, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Mehrnaz Maleki Fischbach
- Credential
- MD
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License number
- 49441 CO
Self-reported in NPPES; status is on the state search - Practice location
- 1400 Jackson Street, Denver, CO 80206
- Phone
- (303) 388-4461
- Enumerated
- Sep 11, 2007
- Record last updated
- Apr 30, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (303) 270-2206
- Medicaid ID
- 15377873 CO
- Medicare enrollment
- Enrolled (PECOS I20110328000646); accepts Medicare assignment
- 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 Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mehrnaz Maleki Fischbach in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 49441Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
58% fewer Medicare Part D claims than the average rheumatology physician in 2024
838 Medicare Part D claims for 164 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D.
Most prescribed
- Hydroxychloroquine Sulfate241 claims
- Prednisone67 claims
- Methotrexate65 claims
- Colchicine36 claims
- Xeljanz28 claims
- Humira(Cf) Pen27 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: $13,909.82
14 payments; by number, the most common kind was food and beverage; the largest payer was Boehringer Ingelheim Pharmaceuticals, 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.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
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).
Mehrnaz Maleki Fischbach among 145 rheumatology physician records in Colorado
Mehrnaz Maleki Fischbach, 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 2007, is newer than 41% of them.
- NPI issued2007 · 41% of these records are older, 39% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated1996 · median 2004 among the 102 with a school on file
- Record last updated2021 · 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
- Vivianne Allsop, MDDenver, CO 802061215499603
- 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
Common questions
What is Mehrnaz Maleki Fischbach, MD's NPI number?
Mehrnaz Maleki Fischbach, MD's National Provider Identifier (NPI) is 1487849642, issued on Sep 11, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Mehrnaz Maleki Fischbach, MD located?
The NPPES record lists a practice address at 1400 Jackson Street, Denver, CO, 80206. Phone: (303) 388-4461. Providers update this record themselves, so call before visiting.
How can I verify Mehrnaz Maleki Fischbach, MD's license?
NPPES lists Colorado license number 49441, 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 Mehrnaz Maleki Fischbach, MD prescribe under Medicare Part D?
In 2024, Mehrnaz Maleki Fischbach, MD had 838 Medicare Part D claims for 164 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.