Stuart Alan Nerzig, MD
Internal Medicine Physician · Denver, CO
Stuart Alan Nerzig, MD is an internal medicine physician with a practice address in Denver, Colorado, and NPI 1447350996, issued on Sep 24, 2006. Check the license on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Stuart Alan Nerzig
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 031030 CT
Self-reported in NPPES; status is on the state search - Practice location
- 2460 W 26TH Ave, Denver, CO 80211
- Phone
- (303) 831-6686
- Enumerated
- Sep 24, 2006
- Record last updated
- Jun 23, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (720) 932-9255
- Medicaid ID
- 1310309 CT
- Medicare enrollment
- Enrolled (PECOS I20141201001578); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,046 in Colorado → Look up another NPI →
Also registered at 2460 W 26TH Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Stuart Alan Nerzig 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
9% fewer Medicare Part D claims than the average internal medicine physician in 2024
2,879 Medicare Part D claims for 321 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.
Most prescribed
- Atorvastatin Calcium186 claims
- Lisinopril177 claims
- Levothyroxine Sodium143 claims
- Amlodipine Besylate112 claims
- Losartan Potassium102 claims
- Gabapentin95 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.
Bills Medicare through one group practice
- Banner Health Physicians Colorado LLCGreeley, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Stuart Alan Nerzig among 2,046 internal medicine physician records in Colorado
Stuart Alan Nerzig, MD 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 2006, is newer than 10% of them.
- NPI issued2006 · 10% of these records are older, 60% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated1987 · median 2006 among the 1,090 with a school on file
- Record last updated2016 · 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
- Craig Anderson, MDDenver, CO 802111477541365
- Lawrence Cedillo, D.O.Denver, CO 802111619279189
- Leon Noel, M.D.Denver, CO 802111245532720
- Marc Steinmetz, M.D., M.P.H.Denver, CO 802111477855948
- Hugh Batty, MDDenver, CO 802101558416560
- Chase Blackford, DODenver, CO 802101659870665
- Eric CollardDenver, CO 802121215331848
- Karina Gonzalez, M.D.Denver, CO 802101285054015
Common questions
What is Stuart Alan Nerzig, MD's NPI number?
Stuart Alan Nerzig, MD's National Provider Identifier (NPI) is 1447350996, issued on Sep 24, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Stuart Alan Nerzig, MD located?
The NPPES record lists a practice address at 2460 W 26TH Ave, Denver, CO, 80211. Phone: (303) 831-6686. Providers update this record themselves, so call before visiting.
How can I verify Stuart Alan Nerzig, 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 Stuart Alan Nerzig, MD prescribe under Medicare Part D?
In 2024, Stuart Alan Nerzig, MD had 2,879 Medicare Part D claims for 321 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.