Clifford Zwillich, MD
Pulmonary Disease Physician · Aurora, CO
Clifford Zwillich, MD is a pulmonary disease physician with a practice address in Aurora, Colorado, and NPI 1437184868, issued on Jul 12, 2006. Check the license (Colorado 17657, as entered in NPPES) on the Colorado Medical Board; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Clifford Zwillich
- Credential
- MD
- Primary taxonomy
- Pulmonary Disease Physician 207RP1001X
- License number
- 17657 CO
Self-reported in NPPES; status is on the state search - Practice location
- 12605 E 16TH Ave, Aurora, CO 80045
- Phone
- (720) 848-0000
- Enumerated
- Jul 12, 2006
- Record last updated
- Dec 17, 2012 (not updated in 14 years: call before relying on the address or phone)
- Medicaid ID
- 18203558 CO
- Entity
- Type 1 · individual
Also registered at 12605 E 16TH Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Benjamin Aakre, MDAnesthesiology Physician1407140395
- Alec Aaronson, DOPsychiatry Physician1972065233
- Mona Abaza, MDOtolaryngology Physician1043313844
- Meagan AbbagnaroAnesthesiologist Assistant1851254262
- Jean Abbott, MDEmergency Medicine Physician1578672820
- Adam Abraham, MDInternal Medicine Physician1720178304
Verify Clifford Zwillich in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 17657Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Pulmonary Disease Physician providers in Colorado
There are 288 pulmonary disease physician records in Colorado. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
Other pulmonary disease physician records in Colorado
- Neil Aggarwal, MDAurora, CO1942346457
- Elvira Aguila, MDFort Collins, CO1699727123
- Nida AhmedColorado Springs, CO1043663198
- Akrum Al-Zubaidi, D.O.Denver, CO1649426222
- Richard Albert, MDAurora, CO1194788737
- William AllingPueblo, CO1740715689
- Meghan Althoff, M.D.Aurora, CO1851754667
- Mana Amir, MDDenver, CO1598731994
- Jess Anderson, D.OGrand Junction, CO1679993562
- David Badesch, MDAurora, CO1275623951
Common questions
What is Clifford Zwillich, MD's NPI number?
Clifford Zwillich, MD's National Provider Identifier (NPI) is 1437184868, issued on Jul 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Clifford Zwillich, MD located?
The NPPES record lists a practice address at 12605 E 16TH Ave, Aurora, CO, 80045. Phone: (720) 848-0000. Providers update this record themselves, so call before visiting.
How can I verify Clifford Zwillich, MD's license?
NPPES lists Colorado license number 17657, 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.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.