Alwin Frederick Steinmann, M.D.
Internal Medicine Physician · Denver, CO
Alwin Frederick Steinmann, M.D. is an internal medicine physician with a practice address in Denver, Colorado, and NPI 1598751612, issued on Sep 23, 2005. Check the license on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Alwin Frederick Steinmann
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 164295-1 NY
Self-reported in NPPES; status is on the state search - Practice location
- 1835 Franklin St, Denver, CO 80218
- Phone
- (303) 272-0751
- Enumerated
- Sep 23, 2005
- Record last updated
- Jan 30, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (303) 318-2488
- Medicaid IDs
- 01061852 NY
20974043 CO - Medicare enrollment
- Enrolled (PECOS I20101230000301); accepts Medicare assignment
- Medical or professional school
- New York University Medical College - Nlg, 1984
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,046 in Colorado → Look up another NPI →
Also registered at 1835 Franklin St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Alwin Frederick Steinmann 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
Bills Medicare through one group practice
- Uptown Community Health Center IncDenver, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alwin Frederick Steinmann among 2,046 internal medicine physician records in Colorado
Alwin Frederick Steinmann, M.D. is one of 2,046 internal medicine physician records with a practice address in Colorado. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 90% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated1984 · median 2006 among the 1,090 with a school on file
- Record last updated2013 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
493 internal medicine physician records list a practice address in Denver
They are 493 of the 25,068 NPPES records with a practice address in Denver, and 2,046 internal medicine physician records in Colorado.
All 2,046 in Colorado → Every provider in Denver → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- August Anneberg, M.D.Denver, CO 802181225000508
- Samuel Brown, MDDenver, CO 802181245206515
- Nicola Bugelli, MDDenver, CO 802181760460695
- Alan Burgess, MDDenver, CO 802181003804931
- Aaron Calderon, MDDenver, CO 802181124075353
- Stephen Carmel, MDDenver, CO 802181245260017
- Elizabeth Cyran, MD, MSPHDenver, CO 802181184662108
- Brian Dwinnell, M.D.Denver, CO 802181992725964
Common questions
What is Alwin Frederick Steinmann, M.D.'s NPI number?
Alwin Frederick Steinmann, M.D.'s National Provider Identifier (NPI) is 1598751612, issued on Sep 23, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Alwin Frederick Steinmann, M.D. located?
The NPPES record lists a practice address at 1835 Franklin St, Denver, CO, 80218. Phone: (303) 272-0751. Providers update this record themselves, so call before visiting.
How can I verify Alwin Frederick Steinmann, M.D.'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.
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.