Anissa Zimmerman, MD
Obstetrics & Gynecology Physician · Denver, CO
Anissa Zimmerman, MD is an obstetrics & gynecology physician with a practice address in Denver, Colorado, and NPI 1588313399, issued on Mar 20, 2022. Check the license (Colorado DR.0071596, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Anissa Zimmerman
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- DR.0071596 CO
Self-reported in NPPES; status is on the state search - Practice location
- 1960 N Ogden St Ste 340, Denver, CO 80218
- Phone
- (303) 318-3830
- Enumerated
- Mar 20, 2022
- Record last updated
- Jun 23, 2026
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 906 in Colorado → Look up another NPI →
Also registered at 1960 N Ogden St Ste 340
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jacqueline AndersStudent in an Organized Health Care Education/Training Program1730882689
- Sandra Appiah, MDStudent in an Organized Health Care Education/Training Program1205774957
- Yanitza Berrios, DOStudent in an Organized Health Care Education/Training Program1467255448
- Sierra ByrdStudent in an Organized Health Care Education/Training Program1497694582
- Kari ByrnesStudent in an Organized Health Care Education/Training Program1598524845
- Julia CantyStudent in an Organized Health Care Education/Training Program1831990746
Verify Anissa Zimmerman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license DR.0071596Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
79% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
35 Medicare Part D claims for 24 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. 22 claims were for opioids.
Most prescribed
- Oxycodone Hcl19 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.
Anissa Zimmerman among 906 obstetrics & gynecology physician records in Colorado
Anissa Zimmerman, MD is one of 906 obstetrics & gynecology physician records with a practice address in Colorado. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than over 99% of them.
- NPI issued2022 · over 99% of these records are older, under 1% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileNo · 56% of these records are
- Record last updated2026 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in Colorado
There are 906 obstetrics & gynecology physician records in Colorado.
All 906 in Colorado → Every provider in Denver → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Matthew Breeden, MDDenver, CO 802181508864455
- Kathleen Doyle, MDDenver, CO 802181184768988
- David Forschner, MDDenver, CO 802181255398111
- William Fuller, M.D.Denver, CO 802181588621478
- Rachel Gaffney, MDDenver, CO 802181013956812
- Amy Gagnon, MDDenver, CO 802181265579544
- Christine Giesing, MDDenver, CO 802181194768648
- Marshall Gottesfeld, MDDenver, CO 802181902984024
Common questions
What is Anissa Zimmerman, MD's NPI number?
Anissa Zimmerman, MD's National Provider Identifier (NPI) is 1588313399, issued on Mar 20, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Anissa Zimmerman, MD located?
The NPPES record lists a practice address at 1960 N Ogden St Ste 340, Denver, CO, 80218. Phone: (303) 318-3830. Providers update this record themselves, so call before visiting.
How can I verify Anissa Zimmerman, MD's license?
NPPES lists Colorado license number DR.0071596, 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 Anissa Zimmerman, MD prescribe under Medicare Part D?
In 2024, Anissa Zimmerman, MD had 35 Medicare Part D claims for 24 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.