Jonathan R. Zirn, MD
Dermatology Physician · Danbury, CT
Jonathan R. Zirn, MD is a dermatology physician with a practice address in Danbury, Connecticut, and NPI 1306896287, issued on May 11, 2006. Check the license (Connecticut 035819, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Jonathan R. Zirn
- Credential
- MD
- Primary taxonomy
- Dermatology Physician 207N00000X
- License number
- 035819 CT
Self-reported in NPPES; status is on the state search - Practice location
- 25 Tamarack Ave, Danbury, CT 06811
- Phone
- (203) 797-8990
- Enumerated
- May 11, 2006
- Record last updated
- Jul 6, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (203) 743-2199
- Medicaid ID
- 001358193 CT
- Medicare enrollment
- Enrolled (PECOS I20110214000070); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 253 in Connecticut → Look up another NPI →
Also registered at 25 Tamarack Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Regina Chimileski, APRNFamily Nurse Practitioner1598479586
- Marimeg Clairwood, M.D.Dermatology Physician1164719043
- Grace Federman, MDDermatology Physician1033160924
- Mona Gohara, MDDermatology Physician1679523450
- Barry Goldberg, MDDermatology Physician1922059823
- Jenna Kocis, PA-CPhysician Assistant1700656501
Verify Jonathan R. Zirn in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 035819Check 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% more Medicare Part D claims than the average dermatology physician in 2024
817 Medicare Part D claims for 406 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.
Most prescribed
- Ciclopirox110 claims
- Triamcinolone Acetonide76 claims
- Halobetasol Propionate74 claims
- Clobetasol Propionate64 claims
- Hydrocortisone59 claims
- Fluorouracil53 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.
Industry payments in 2024: $2,303.46
101 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 10,250 providers of this specialty with any payment received $8,544.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Advanced Dermcare PCDanbury, CT
- Dermatopathology Laboratory OF New England PCMeriden, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jonathan R. Zirn among 253 dermatology physician records in Connecticut
Jonathan R. Zirn, MD is one of 253 dermatology physician records with a practice address in Connecticut. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 19% of them.
- NPI issued2006 · 19% of these records are older, 49% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated1986 · median 2004 among the 180 with a school on file
- Record last updated2010 · 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 207N00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dermatology Physician providers in Connecticut
There are 253 dermatology physician records in Connecticut.
All 253 in Connecticut → Every provider in Danbury → Dermatology Physician nationwide →
The 8 dermatology physician records with the nearest ZIP codes
- Marimeg Clairwood, M.D.Danbury, CT 068111164719043
- Grace Federman, MDDanbury, CT 068111033160924
- Mona Gohara, MDDanbury, CT 068111679523450
- Barry Goldberg, MDDanbury, CT 068111922059823
- Graeme Lipper, MDDanbury, CT 068111154371904
- Rebecca Liu, MDDanbury, CT 068111912585001
- Erin Lowe, D.O.Danbury, CT 068111528416633
- Alyssa Miceli, D.O.Danbury, CT 068111497136758
Common questions
What is Jonathan R. Zirn, MD's NPI number?
Jonathan R. Zirn, MD's National Provider Identifier (NPI) is 1306896287, issued on May 11, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jonathan R. Zirn, MD located?
The NPPES record lists a practice address at 25 Tamarack Ave, Danbury, CT, 06811. Phone: (203) 797-8990. Providers update this record themselves, so call before visiting.
How can I verify Jonathan R. Zirn, MD's license?
NPPES lists Connecticut license number 035819, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Jonathan R. Zirn, MD prescribe under Medicare Part D?
In 2024, Jonathan R. Zirn, MD had 817 Medicare Part D claims for 406 beneficiaries; the average among dermatology physician prescribers was 797. 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.