Sarah K. Khan, MD
Nephrology Physician · Norwalk, CT
Sarah K. Khan, MD is a nephrology physician with a practice address in Norwalk, Connecticut, and NPI 1912140153, issued on Apr 17, 2009. Check the license (Connecticut 053326, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Sarah K. Khan
- Credential
- MD
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- 053326 CT
Self-reported in NPPES; status is on the state search - Practice location
- 761 Main Ave, Norwalk, CT 06851
- Phone
- (203) 838-4000
- Enumerated
- Apr 17, 2009
- Record last updated
- Sep 10, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (203) 845-9435
- Medicare enrollment
- Enrolled (PECOS I20140814002170); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 167 in Connecticut → Look up another NPI →
Also registered at 761 Main Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Charles Adelmann, M.D.Gastroenterology Physician1861436511
- Stella Arbitman, M.D., CCFPFamily Medicine Physician1467726141
- Thomas Ayoub, MDObstetrics & Gynecology Physician1700990652
- Kristen Baker, PA CMedical Physician Assistant1427061100
- Sharyu Bande, MDInternal Medicine Physician1619130705
- Cindy Barboza, APRNFamily Nurse Practitioner1528499951
Verify Sarah K. Khan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 053326Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.3 times the Medicare Part D claims of the average nephrology physician in 2024
3,342 Medicare Part D claims for 415 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.
Most prescribed
- Atorvastatin Calcium202 claims
- Amlodipine Besylate177 claims
- Lisinopril168 claims
- Losartan Potassium162 claims
- Hydrochlorothiazide105 claims
- Levothyroxine Sodium100 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: $141.78
2 payments; by number, the most common kind was food and beverage; the largest payer was Travere Therapeutics, Inc. The 8,230 providers of this specialty with any payment received $3,091.37 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
- Hartford Healthcare Medical Group Specialists PLLCStorrs, CT
- Westchester Medical Group, P.CNorwalk, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sarah K. Khan among 167 nephrology physician records in Connecticut
Sarah K. Khan, MD is one of 167 nephrology physician records with a practice address in Connecticut. 83% 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 70% of them.
- NPI issued2009 · 70% of these records are older, 27% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2007 · median 2002 among the 116 with a school on file
- Record last updated2021 · 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 207RN0300X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in Connecticut
There are 167 nephrology physician records in Connecticut.
All 167 in Connecticut → Every provider in Norwalk → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Behnoud Baradaran Noveiry, MDNorwalk, CT 068511699272625
- Richard Gervasi, M.D.Norwalk, CT 068511972597813
- Nazanine Khairkhah, MDGreenwich, CT 068301518937622
- Denzil Douglas, M.D.Fairfield, CT 068251699161075
- Badamkhand Baatarkhuu, M.D.Danbury, CT 068101528334380
- Panupong Lisawat, MDDanbury, CT 068101922254184
- Raymond Raut, M.D.Danbury, CT 068101114965142
- Andrea Roche Recinos, M.D.Danbury, CT 068101144518861
Common questions
What is Sarah K. Khan, MD's NPI number?
Sarah K. Khan, MD's National Provider Identifier (NPI) is 1912140153, issued on Apr 17, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Sarah K. Khan, MD located?
The NPPES record lists a practice address at 761 Main Ave, Norwalk, CT, 06851. Phone: (203) 838-4000. Providers update this record themselves, so call before visiting.
How can I verify Sarah K. Khan, MD's license?
NPPES lists Connecticut license number 053326, 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 Sarah K. Khan, MD prescribe under Medicare Part D?
In 2024, Sarah K. Khan, MD had 3,342 Medicare Part D claims for 415 beneficiaries; the average among nephrology physician prescribers was 1,465. 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.