NPPES file of Aug 9, 2026

Shahzad Zafar, M.D.

Colon & Rectal Surgery Physician · Stamford, CT

Shahzad Zafar, M.D. is a colon & rectal surgery physician with a practice address in Stamford, Connecticut, and NPI 1780793711, issued on Aug 30, 2006. Check the license (Connecticut 52926, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1780793711
Name
Shahzad Zafar
Credential
M.D.
Primary taxonomy
Colon & Rectal Surgery Physician 208C00000X
License number
52926 CT
Self-reported in NPPES; status is on the state search
Practice location
29 Hospital Plaza, Stamford, CT 06902
Phone
(203) 323-8989
Enumerated
Aug 30, 2006
Record last updated
Jan 13, 2017 (not updated in 9 years: call before relying on the address or phone)
Fax
(203) 975-9904
Medicare enrollment
Enrolled (PECOS I20141028000758); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 29 Hospital Plaza

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Sarah Buckingham, MDNeurology Physician1447549639
  2. Salvatore Carbonaro, M.D.Cardiovascular Disease Physician1821141805
  3. Joonun Choi, MDCardiovascular Disease Physician1053583914
  4. Kathryn CreaghAdult Health Nurse Practitioner1588088355
  5. Evelyn Cusack, M.D.Cardiovascular Disease Physician1700874435
  6. Gregory D'Onofrio, M.D.Cardiovascular Disease Physician1255304796

Verify Shahzad Zafar in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 52926
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Connecticut license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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45% fewer Medicare Part D claims than the average colon & rectal surgery physician in 2024

106 Medicare Part D claims for 67 beneficiaries, against an average of 192 among the 1,836 providers of this specialty who prescribed in Part D.

  1. Shahzad Zafar106
  2. Specialty average192

Most prescribed

  1. Triamcinolone Acetonide32 claims
  2. Sod Sulf-Potass Sulf-Mag Sulf23 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): 79.1 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.

  1. Qualityout of 100 · 30% of the final score73.2
  2. Costout of 100 · 30%57.9
  3. Promoting interoperabilityout of 100 · 25%99.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $18.80

1 payment: food and beverage; the largest payer was Boston Scientific Corporation. 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.

  1. Shahzad Zafar$18.80
  2. Specialty average$3,468.16

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

  1. Stamford Health Medical Group IncStamford, CT

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Shahzad Zafar among 54 colon & rectal surgery physician records in Connecticut

Shahzad Zafar, M.D. 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 2006, is newer than 11% of them.

  • NPI issued2006 · 11% of these records are older, 54% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileYes · 80% of these records are
  • Graduated1997 · median 2004 among the 43 with a school on file
  • Record last updated2017 · 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.

The 8 colon & rectal surgery physician records with the nearest ZIP codes

  1. Marilee Freitas, M.D.Stamford, CT 069021023285343
  2. Peter Kaye, MDStamford, CT 069021770757882
  3. Charles Littlejohn, MDStamford, CT 069021750392924
  4. Steven McClane, MDStamford, CT 069021770594038
  5. Ryan Bendl, D.O.Norwalk, CT 068501376858985
  6. James McClane, M.D.Norwalk, CT 068501730110107
  7. Brian Monahan, MDNorwalk, CT 068501326606690
  8. Andrea Marcus, M.D.Fairfield, CT 068241760877625

Common questions

What is Shahzad Zafar, M.D.'s NPI number?

Shahzad Zafar, M.D.'s National Provider Identifier (NPI) is 1780793711, issued on Aug 30, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Shahzad Zafar, M.D. located?

The NPPES record lists a practice address at 29 Hospital Plaza, Stamford, CT, 06902. Phone: (203) 323-8989. Providers update this record themselves, so call before visiting.

How can I verify Shahzad Zafar, M.D.'s license?

NPPES lists Connecticut license number 52926, 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 Shahzad Zafar, M.D. prescribe under Medicare Part D?

In 2024, Shahzad Zafar, M.D. had 106 Medicare Part D claims for 67 beneficiaries; the average among colon & rectal surgery physician prescribers was 192. Part D covers Medicare prescriptions only.

What is Shahzad Zafar, M.D.'s MIPS final score?

The 2023 MIPS final score is 79.1 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.