Natalie Leonid Lender, M.D.
Psychiatry Physician · Watertown, MA
Natalie Leonid Lender, M.D. is a psychiatry physician with a practice address in Watertown, Massachusetts, and NPI 1740371038, issued on Sep 28, 2006. Check the license (Massachusetts 152859, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Natalie Leonid Lender
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 152859 MA
Self-reported in NPPES; status is on the state search - Practice location
- 124 Watertown St, Watertown, MA 02472
- Phone
- (617) 916-5069
- Enumerated
- Sep 28, 2006
- Record last updated
- Jun 1, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (617) 467-4073
- Medicaid ID
- 3173615 MA
- Medicare enrollment
- Enrolled (PECOS I20040804001538); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 2,736 in Massachusetts → Look up another NPI →
Also registered at 124 Watertown St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Natalie Leonid Lender in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 152859Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
78% fewer Medicare Part D claims than the average psychiatry physician in 2024
224 Medicare Part D claims for 60 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.
Most prescribed
- Buprenorphine-Naloxone87 claims
- Suboxone17 claims
- Buprenorphine Hcl12 claims
- Clonazepam11 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: $961.72
54 payments; by number, the most common kind was food and beverage; the largest payer was Vanda Pharmaceuticals Inc. The 13,693 providers of this specialty with any payment received $4,954.93 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
- Square Medical Group LLCWeymouth, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Natalie Leonid Lender among 2,736 psychiatry physician records in Massachusetts
Natalie Leonid Lender, M.D. is one of 2,736 psychiatry physician records with a practice address in Massachusetts. 65% 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 10% of them.
- NPI issued2006 · 10% of these records are older, 51% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileYes · 45% of these records are
- Graduated1986 · median 2005 among the 1,219 with a school on file
- Record last updated2016 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatry Physician providers in Massachusetts
There are 2,736 psychiatry physician records in Massachusetts.
All 2,736 in Massachusetts → Every provider in Watertown → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Kenneth Adelman, M.D.Watertown, MA 024721497700694
- Allison Davidson, DOWatertown, MA 024721407176308
- Jose Augusto Hidalgo, M.D.Watertown, MA 024721013964899
- Paula Hirsch, M.D.Cambridge, MA 024721588790174
- Glenn Allen Skwerer, M.D.Watertown, MA 024721922047927
- Marissa Caan, MDArlington, MA 024741093219669
- Pamela Wine, M.D.Arlington, MA 024741245303627
- Linden Cassidy, MDArlington, MA 024761891769519
Common questions
What is Natalie Leonid Lender, M.D.'s NPI number?
Natalie Leonid Lender, M.D.'s National Provider Identifier (NPI) is 1740371038, issued on Sep 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Natalie Leonid Lender, M.D. located?
The NPPES record lists a practice address at 124 Watertown St, Watertown, MA, 02472. Phone: (617) 916-5069. Providers update this record themselves, so call before visiting.
How can I verify Natalie Leonid Lender, M.D.'s license?
NPPES lists Massachusetts license number 152859, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Natalie Leonid Lender, M.D. prescribe under Medicare Part D?
In 2024, Natalie Leonid Lender, M.D. had 224 Medicare Part D claims for 60 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.