Mariam Totonchy
Dermatology Physician · New Haven, CT
Mariam Totonchy is a dermatology physician with a practice address in New Haven, Connecticut, and NPI 1861839383, issued on May 23, 2013. Check the license (Connecticut 56347, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Mariam Totonchy
- Primary taxonomy
- Dermatology Physician 207N00000X
- License numbers
- 56347 CT
AY2629155 CT
Self-reported in NPPES; status is on the state search - Practice location
- 20 York St, New Haven, CT 06510
- Phone
- (203) 688-4242
- Enumerated
- May 23, 2013
- Record last updated
- Apr 30, 2017 (not updated in 9 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20190625003047); accepts Medicare assignment
- Medical or professional school
- University Of California, Geffen School Of Medicine, 2013
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 253 in Connecticut → Look up another NPI →
Also registered at 20 York St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Cyrena Abbasi, MDStudent in an Organized Health Care Education/Training Program1609703289
- Ali Abboud, MD, MBAStudent in an Organized Health Care Education/Training Program1942943097
- Basil Abdalla, MDStudent in an Organized Health Care Education/Training Program1154905057
- Jasmina AbdallaStudent in an Organized Health Care Education/Training Program1700638590
- Sarah AbdallahPsychiatry Physician1740800952
- Usama Abdelghany, PHARM DOncology Pharmacist1548827843
Verify Mariam Totonchy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 56347Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
20% fewer Medicare Part D claims than the average dermatology physician in 2024
641 Medicare Part D claims for 455 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 80 claims were for opioids.
Most prescribed
- Cephalexin299 claims
- Mupirocin92 claims
- Doxycycline Hyclate81 claims
- Hydrocodone-Acetaminophen60 claims
- Doxycycline Monohydrate36 claims
- Acetaminophen-Codeine18 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.
No measured MIPS final score for 2023
CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $11,401.25
7 payments; by number, the most common kind was food and beverage; the largest payer was Regeneron Healthcare Solutions, 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 one group practice
- Skin Surgery Center, P.S.Seattle, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mariam Totonchy among 253 dermatology physician records in Connecticut
Mariam Totonchy 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 2013, is newer than 73% of them.
- NPI issued2013 · 73% of these records are older, 26% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated2013 · median 2004 among the 180 with a school on file
- Record last updated2017 · 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 New Haven → Dermatology Physician nationwide →
The 8 dermatology physician records with the nearest ZIP codes
- Jean Bolognia, MDNew Haven, CT 065101942291331
- Irwin Braverman, MDNew Haven, CT 065101669453445
- Christopher Bunick, M.D., PH.D.New Haven, CT 065101457527442
- Sean Christensen, MDNew Haven, CT 065101962685073
- Shawn Cowper, MDNew Haven, CT 065101396736773
- Richard Edelson, MDNew Haven, CT 065101639160013
- Michael Girardi, MDNew Haven, CT 065101154302842
- Peter Heald, MDNew Haven, CT 065101376534784
Common questions
What is Mariam Totonchy's NPI number?
Mariam Totonchy's National Provider Identifier (NPI) is 1861839383, issued on May 23, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Mariam Totonchy located?
The NPPES record lists a practice address at 20 York St, New Haven, CT, 06510. Phone: (203) 688-4242. Providers update this record themselves, so call before visiting.
How can I verify Mariam Totonchy's license?
NPPES lists Connecticut license number 56347, 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 Mariam Totonchy prescribe under Medicare Part D?
In 2024, Mariam Totonchy had 641 Medicare Part D claims for 455 beneficiaries; the average among dermatology physician prescribers was 797. Part D covers Medicare prescriptions only.
What is Mariam Totonchy's MIPS final score?
CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.
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.