Mark H. Hermanoff, MD
Allergy & Immunology (Internal Medicine) Physician · Summit, WI
Mark H. Hermanoff, MD is an allergy & immunology (internal medicine) physician with a practice address in Summit, Wisconsin, and NPI 1447309786, issued on Jan 9, 2007. Check the license (Wisconsin 40807, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Mark H. Hermanoff
- Credential
- MD
- Primary taxonomy
- Allergy & Immunology (Internal Medicine) Physician 207RA0201X
- License number
- 40807 WI
Self-reported in NPPES; status is on the state search - Practice location
- 36500 Aurora Dr, Summit, WI 53066
- Phone
- (262) 434-5000
- Enumerated
- Jan 9, 2007
- Record last updated
- Apr 30, 2024
- Medicaid ID
- 32516900 WI
- Medicare enrollment
- Enrolled (PECOS I20050112000242); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest allergy & immunology (internal medicine) physician records → All 22 in Wisconsin → Look up another NPI →
Also registered at 36500 Aurora Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mark H. Hermanoff in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 40807Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.3 times the Medicare Part D claims of the average allergy & immunology (internal medicine) physician in 2024
2,611 Medicare Part D claims for 456 beneficiaries, against an average of 789 among the 429 providers of this specialty who prescribed in Part D. Brand-name drugs were 51% of claims.
Most prescribed
- Montelukast Sodium334 claims
- Fluticasone Propionate248 claims
- Albuterol Sulfate Hfa200 claims
- Azelastine Hcl196 claims
- Arnuity Ellipta156 claims
- Fluticasone-Salmeterol149 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 2 group practices
- Aurora Advanced Healthcare, Inc.Wauwatosa, WI
- Aurora Medical Group, Inc.Summit, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark H. Hermanoff among 22 allergy & immunology (internal medicine) physician records in Wisconsin
Mark H. Hermanoff, MD is one of 22 allergy & immunology (internal medicine) physician records with a practice address in Wisconsin. 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 2007, is newer than 59% of them.
- NPI issued2007 · 59% of these records are older, 32% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated1991 · median 2003 among the 15 with a school on file
- Record last updated2024 · 41% 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 Wisconsin 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 Wisconsin
There are 22 allergy & immunology (internal medicine) physician records in Wisconsin.
All 22 in Wisconsin → Every provider in Summit → Allergy & Immunology (Internal Medicine) Physician nationwide →
The 8 allergy & immunology (internal medicine) physician records with the nearest ZIP codes
- Shelley Watters, MDSummit, WI 530661407963457
- Lilian Gonzalez, M.D.Menomonee Falls, WI 530511417332016
- Srilatha Lazzaro, M.D.Sheboygan, WI 530811790941227
- Monica Vasudev, MDSheboygan, WI 530811598711665
- Reena George, MDThiensville, WI 530921568542140
- Nathan Lebak, MDBurlington, WI 531051285841155
- Ashvini BiswasKenosha, WI 531421154616795
- Mary Rolfes-Lo, M.D.Oak Creek, WI 531541508839838
Common questions
What is Mark H. Hermanoff, MD's NPI number?
Mark H. Hermanoff, MD's National Provider Identifier (NPI) is 1447309786, issued on Jan 9, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Mark H. Hermanoff, MD located?
The NPPES record lists a practice address at 36500 Aurora Dr, Summit, WI, 53066. Phone: (262) 434-5000. Providers update this record themselves, so call before visiting.
How can I verify Mark H. Hermanoff, MD's license?
NPPES lists Wisconsin license number 40807, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Mark H. Hermanoff, MD prescribe under Medicare Part D?
In 2024, Mark H. Hermanoff, MD had 2,611 Medicare Part D claims for 456 beneficiaries; the average among allergy & immunology (internal medicine) physician prescribers was 789. 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.