Roni Greifner, MD
Psychiatry Physician · Denver, CO
Roni Greifner, MD is a psychiatry physician with a practice address in Denver, Colorado, and NPI 1033386164, issued on May 8, 2008. Check the license (Colorado 24872, as entered in NPPES) on the Colorado Medical Board; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Roni Greifner
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 24872 CO
Self-reported in NPPES; status is on the state search - Practice location
- 50 South Steele St, Denver, CO 80209
- Phone
- (303) 572-7577
- Enumerated
- May 8, 2008
- Record last updated
- May 8, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (303) 744-0291
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 990 in Colorado → Look up another NPI →
Verify Roni Greifner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 24872Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Roni Greifner among 990 psychiatry physician records in Colorado
Roni Greifner, MD 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 not. Its NPI, issued in 2008, is newer than 58% of them.
- NPI issued2008 · 58% of these records are older, 37% newer
- In a Medicare fileNo · 65% of these records are
- In the CMS Doctors and Clinicians fileNo · 35% of these records are
- Record last updated2008 · 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. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 990 in Colorado → Every provider in Denver → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Wallace Arthur, M.D.Denver, CO 802091427170562
- Randall Buzan, M.D.Denver, CO 802091073789160
- Lawrence CormierDenver, CO 802091427146331
- Deborah Coyle, M.D.Denver, CO 802091285856047
- Susan Frederick, M.D.Denver, CO 802091124163449
- Tracy Hawkins, PMHNP, FNPDenver, CO 802091477051720
- Jennifer Lytle, M.D.Denver, CO 802091851441463
- Sara Markey, M.D.Denver, CO 802091477630473
Common questions
What is Roni Greifner, MD's NPI number?
Roni Greifner, MD's National Provider Identifier (NPI) is 1033386164, issued on May 8, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Roni Greifner, MD located?
The NPPES record lists a practice address at 50 South Steele St, Denver, CO, 80209. Phone: (303) 572-7577. Providers update this record themselves, so call before visiting.
How can I verify Roni Greifner, MD's license?
NPPES lists Colorado license number 24872, 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.