Daniel Benjamin Lax, MD
Obstetrics & Gynecology Physician · Westport, CT
Daniel Benjamin Lax, MD is an obstetrics & gynecology physician with a practice address in Westport, Connecticut, and NPI 1205254075, issued on Mar 31, 2014. Check the license (Connecticut 64021, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Daniel Benjamin Lax
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License numbers
- 64021 CT
293023-1 NY
Self-reported in NPPES; status is on the state search - Practice location
- 728 Post RD E Ste 201, Westport, CT 06880
- Phone
- (203) 203-8284
- Enumerated
- Mar 31, 2014
- Record last updated
- Apr 24, 2026
- Fax
- (203) 732-8136
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 707 in Connecticut → Look up another NPI →
Verify Daniel Benjamin Lax in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 64021Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
84% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
26 Medicare Part D claims for 14 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
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 MIPS final score for 2023 (Medicare payment program): 97.3 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $59.59
1 payment: food and beverage; the largest payer was Exeltis, USA Inc. The 21,429 providers of this specialty with any payment received $1,030.61 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.
Daniel Benjamin Lax among 707 obstetrics & gynecology physician records in Connecticut
Daniel Benjamin Lax, MD is one of 707 obstetrics & gynecology physician records with a practice address in Connecticut. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 75% of them.
- NPI issued2014 · 75% of these records are older, 23% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 69% of these records are
- Record last updated2026 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
14 obstetrics & gynecology physician records list a practice address in Westport
They are 14 of the 886 NPPES records with a practice address in Westport, and 707 obstetrics & gynecology physician records in Connecticut.
All 707 in Connecticut → Every provider in Westport → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Brittany BonadioWestport, CT 068801194467522
- Mary Diana, MDWestport, CT 068801962445684
- Nikko Dunlevy, M.D.Westport, CT 068801669889705
- Robert Goldberg, MDWestport, CT 068801154408177
- Amalia KotlyarWestport, CT 068801801459706
- Megan Loffredo, M.D.Westport, CT 068801508258161
- Elizabeth Nadal, D.O.Westport, CT 068801730508946
- Adam Ofer, MDWestport, CT 068801689751695
Common questions
What is Daniel Benjamin Lax, MD's NPI number?
Daniel Benjamin Lax, MD's National Provider Identifier (NPI) is 1205254075, issued on Mar 31, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Daniel Benjamin Lax, MD located?
The NPPES record lists a practice address at 728 Post RD E Ste 201, Westport, CT, 06880. Phone: (203) 203-8284. Providers update this record themselves, so call before visiting.
How can I verify Daniel Benjamin Lax, MD's license?
NPPES lists Connecticut license number 64021, 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 Daniel Benjamin Lax, MD prescribe under Medicare Part D?
In 2024, Daniel Benjamin Lax, MD had 26 Medicare Part D claims for 14 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.
What is Daniel Benjamin Lax, MD's MIPS final score?
The 2023 MIPS final score is 97.3 of 100. 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.