Ofer Zimmerman, MD
Allergy & Immunology (Internal Medicine) Physician · Saint Louis, MO
Ofer Zimmerman, MD is an allergy & immunology (internal medicine) physician with a practice address in Saint Louis, Missouri, and NPI 1982128708, issued on Aug 2, 2017. Check the license (Missouri 2022024180, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Ofer Zimmerman
- Credential
- MD
- Primary taxonomy
- Allergy & Immunology (Internal Medicine) Physician 207RA0201X
- License number
- 2022024180 MO
Self-reported in NPPES; status is on the state search - Practice location
- 620 S Taylor Ave, Saint Louis, MO 63110
- Phone
- (314) 996-8670
- Enumerated
- Aug 2, 2017
- Record last updated
- Apr 17, 2025
- Fax
- (866) 362-4984
- Medicaid ID
- 200064232 MO
- Medicare enrollment
- Enrolled (PECOS I20210712000121); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest allergy & immunology (internal medicine) physician records → All 28 in Missouri → Look up another NPI →
Also registered at 620 S Taylor Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Ofer Zimmerman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
Search for license 2022024180Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
76% fewer Medicare Part D claims than the average allergy & immunology (internal medicine) physician in 2024
193 Medicare Part D claims for 38 beneficiaries, against an average of 789 among the 429 providers of this specialty who prescribed in Part D.
Most prescribed
- Cuvitru25 claims
- Xembify24 claims
- Prednisone23 claims
- Sulfamethoxazole-Trimethoprim22 claims
- Valacyclovir12 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 79.3 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
- Washington UniversitySaint Louis, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ofer Zimmerman among 28 allergy & immunology (internal medicine) physician records in Missouri
Ofer Zimmerman, MD is one of 28 allergy & immunology (internal medicine) physician records with a practice address in Missouri. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 75% of them.
- NPI issued2017 · 75% of these records are older, 18% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated2005 · median 2006 among the 20 with a school on file
- Record last updated2025 · 32% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RA0201X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Allergy & Immunology (Internal Medicine) Physician providers in Missouri
There are 28 allergy & immunology (internal medicine) physician records in Missouri.
All 28 in Missouri → Every provider in Saint Louis → Allergy & Immunology (Internal Medicine) Physician nationwide →
The 8 allergy & immunology (internal medicine) physician records with the nearest ZIP codes
- Mark Dykewicz, MDSaint Louis, MO 631101518971092
- Andrew Kau, MDSaint Louis, MO 631101215073580
- Peggy Kendall, MDSaint Louis, MO 631101306938725
- Anthony Kulczycki, MDSaint Louis, MO 631101104843630
- Katharine Nehme, MDSaint Louis, MO 631101194385153
- Raymond Slavin, MDSaint Louis, MO 631101780694877
- Aaron Ver Heul, MDSaint Louis, MO 631101023457132
- Christopher Rigell, MDSaint Louis, MO 631061396184545
Common questions
What is Ofer Zimmerman, MD's NPI number?
Ofer Zimmerman, MD's National Provider Identifier (NPI) is 1982128708, issued on Aug 2, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Ofer Zimmerman, MD located?
The NPPES record lists a practice address at 620 S Taylor Ave, Saint Louis, MO, 63110. Phone: (314) 996-8670. Providers update this record themselves, so call before visiting.
How can I verify Ofer Zimmerman, MD's license?
NPPES lists Missouri license number 2022024180, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Ofer Zimmerman, MD prescribe under Medicare Part D?
In 2024, Ofer Zimmerman, MD had 193 Medicare Part D claims for 38 beneficiaries; the average among allergy & immunology (internal medicine) physician prescribers was 789. Part D covers Medicare prescriptions only.
What is Ofer Zimmerman, MD's MIPS final score?
The 2023 MIPS final score is 79.3 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.