Anne Katherine Mongiu, MD, PHD
Colon & Rectal Surgery Physician · New Haven, CT
Anne Katherine Mongiu, MD, PHD is a colon & rectal surgery physician with a practice address in New Haven, Connecticut, and NPI 1356580575, issued on Feb 11, 2009. Check the license (Connecticut 66762, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Anne Katherine Mongiu
- Credential
- MD, PHD
- Primary taxonomy
- Colon & Rectal Surgery Physician 208C00000X
- License number
- 66762 CT
Self-reported in NPPES; status is on the state search - Practice location
- 800 Howard Ave FL 3, New Haven, CT 06519
- Phone
- (203) 785-2616
- Enumerated
- Feb 11, 2009
- Record last updated
- Nov 1, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (203) 785-2615
- Medicare enrollment
- Enrolled (PECOS I20201229002869); accepts Medicare assignment
- Medical or professional school
- Northwestern University Feinberg Medical School, 2009
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest colon & rectal surgery physician records → All 54 in Connecticut → Look up another NPI →
Also registered at 800 Howard Ave FL 3
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Felix Lui, MDSurgery Physician1932122389
- Lucy Ruangvoravat, MDTrauma Surgery Physician1972816320
- Joshua Sterling, M.DUrology Physician1477007722
Verify Anne Katherine Mongiu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 66762Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
46% fewer Medicare Part D claims than the average colon & rectal surgery physician in 2024
104 Medicare Part D claims for 57 beneficiaries, against an average of 192 among the 1,836 providers of this specialty who prescribed in Part D.
Most prescribed
- Hydrocortisone38 claims
- Metronidazole26 claims
- Neomycin Sulfate17 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): 73.6 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).
Industry payments in 2024: $206.48
6 payments; by number, the most common kind was food and beverage; the largest payer was Axonics, Inc. The 1,524 providers of this specialty with any payment received $3,468.16 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
- Yale UniversityNew Haven, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Anne Katherine Mongiu among 54 colon & rectal surgery physician records in Connecticut
Anne Katherine Mongiu, MD, PHD is one of 54 colon & rectal surgery physician records with a practice address in Connecticut. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 63% of them.
- NPI issued2009 · 63% of these records are older, 22% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileYes · 80% of these records are
- Graduated2009 · median 2004 among the 43 with a school on file
- Record last updated2020 · 69% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208C00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Colon & Rectal Surgery Physician providers in Connecticut
There are 54 colon & rectal surgery physician records in Connecticut.
All 54 in Connecticut → Every provider in New Haven → Colon & Rectal Surgery Physician nationwide →
The 8 colon & rectal surgery physician records with the nearest ZIP codes
- Walter Longo, MDNew Haven, CT 065191831160936
- Haddon Pantel, M.D.New Haven, CT 065191316386261
- John Aversa, D.OHamden, CT 065181588830699
- Julia Zakhaleva, MDHamden, CT 065181154574606
- George Yavorek, MDNew Haven, CT 065111568552461
- Hulda Einarsdottir, M.D.New Haven, CT 065101962639963
- Vikram Reddy, M.D., PH.D.New Haven, CT 065101770717753
- Maurizio NicheleOld Saybrook, CT 064751245264258
Common questions
What is Anne Katherine Mongiu, MD, PHD's NPI number?
Anne Katherine Mongiu, MD, PHD's National Provider Identifier (NPI) is 1356580575, issued on Feb 11, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Anne Katherine Mongiu, MD, PHD located?
The NPPES record lists a practice address at 800 Howard Ave FL 3, New Haven, CT, 06519. Phone: (203) 785-2616. Providers update this record themselves, so call before visiting.
How can I verify Anne Katherine Mongiu, MD, PHD's license?
NPPES lists Connecticut license number 66762, 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 Anne Katherine Mongiu, MD, PHD prescribe under Medicare Part D?
In 2024, Anne Katherine Mongiu, MD, PHD had 104 Medicare Part D claims for 57 beneficiaries; the average among colon & rectal surgery physician prescribers was 192. Part D covers Medicare prescriptions only.
What is Anne Katherine Mongiu, MD, PHD's MIPS final score?
The 2023 MIPS final score is 73.6 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.