Abraham Michael Nussbaum, M.D.
Psychiatry Physician · Denver, CO
Abraham Michael Nussbaum, M.D. is a psychiatry physician with a practice address in Denver, Colorado, and NPI 1457487605, issued on Feb 24, 2007. Check the license (Colorado 47500, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Abraham Michael Nussbaum
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License numbers
- 47500 CO
2007-00251 NC
Self-reported in NPPES; status is on the state search - Practice location
- 777 Bannock St # MC0278, Denver, CO 80204
- Phone
- (303) 602-6920
- Enumerated
- Feb 24, 2007
- Record last updated
- May 9, 2024
- Medicare enrollment
- Enrolled (PECOS I20090807000037); accepts Medicare assignment
- Medical or professional school
- University Of North Carolina At Chapel Hill School Of Medicine, 2004
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 990 in Colorado → Look up another NPI →
Verify Abraham Michael Nussbaum in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 47500Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average psychiatry physician in 2024
35 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.
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.
The practice group's MIPS final score for 2023 (Medicare payment program): 91.1 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Denver Health And Hospital AuthorityDenver, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Abraham Michael Nussbaum among 990 psychiatry physician records in Colorado
Abraham Michael Nussbaum, M.D. is one of 990 psychiatry physician records with a practice address in Colorado. 65% 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 38% of them.
- NPI issued2007 · 38% of these records are older, 42% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileYes · 35% of these records are
- Graduated2004 · median 2009 among the 351 with a school on file
- Record last updated2024 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
291 psychiatry physician records list a practice address in Denver
They are 291 of the 25,068 NPPES records with a practice address in Denver, and 990 psychiatry physician records in Colorado.
All 990 in Colorado → Every provider in Denver → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Marla Barnes, MDDenver, CO 802041710997275
- James Bartsch, PHDDenver, CO 802041487673166
- Elizabeth Cookson, M.D.Denver, CO 802041508866831
- Lisa Darton, MDDenver, CO 802041780605691
- Justin Hauxwell, MDDenver, CO 802041255542569
- Roger Helfrich, MDDenver, CO 802041346353448
- John Holland, M.D.Denver, CO 802041821088071
- Douglas Ikelheimer, MDDenver, CO 802041508979519
Common questions
What is Abraham Michael Nussbaum, M.D.'s NPI number?
Abraham Michael Nussbaum, M.D.'s National Provider Identifier (NPI) is 1457487605, issued on Feb 24, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Abraham Michael Nussbaum, M.D. located?
The NPPES record lists a practice address at 777 Bannock St # MC0278, Denver, CO, 80204. Phone: (303) 602-6920. Providers update this record themselves, so call before visiting.
How can I verify Abraham Michael Nussbaum, M.D.'s license?
NPPES lists Colorado license number 47500, 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 Abraham Michael Nussbaum, M.D. prescribe under Medicare Part D?
In 2024, Abraham Michael Nussbaum, M.D. had 35 Medicare Part D claims; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.
What is Abraham Michael Nussbaum, M.D.'s MIPS final score?
The 2023 MIPS final score is 91.1 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.