Natan Bar-Chama, M.D.
Urology Physician · New York, NY
Natan Bar-Chama, M.D. is a urology physician with a practice address in New York, New York, and NPI 1366426652, issued on Dec 1, 2005. Check the license (New York 176263, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Natan Bar-Chama
- Credential
- M.D.
- Primary taxonomy
- Urology Physician 208800000X
- License number
- 176263 NY
Self-reported in NPPES; status is on the state search - Practice location
- 635 Madison Ave FL 10, New York, NY 10022
- Phone
- (212) 756-5777
- Enumerated
- Dec 1, 2005
- Entity
- Type 1 · individual
Also registered at 635 Madison Ave FL 10
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Natan Bar-Chama in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 176263Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
99% fewer Medicare Part D claims than the average urology physician in 2024
17 Medicare Part D claims, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D.
Most prescribed
- Anastrozole15 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: $36,169.07
16 payments, mostly food and beverage; the largest payer was F. Hoffmann-La Roche AG. The 9,340 providers of this specialty with any payment received $3,800.04 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.
Urology Physician providers in New York
There are 1,091 urology physician records in New York.
Other urology physician records in New York
- Paul Aaronson, MDForest Hills, NY1518941293
- Samuel Abourbih, MD,CMMiddletown, NY1518340280
- Henry Abrams, M.D.Dix Hills, NY1023006764
- Nicole Ackerman, MDSyracuse, NY1124607841
- Nagui Adeeb, M.D.Medina, NY1760463475
- Howard Adler, M.D.East Setauket, NY1306872254
- Rajesh Ahlawat, MBBS, MS, MCHNew York, NY1639886609
- Divya Ajay, M.D.New York, NY1396001053
- Bashir Al Hussein Al Awamlh, M.D.New York, NY1720472830
- Ali Al-DaghminBuffalo, NY1134465404
Common questions
What is Natan Bar-Chama, M.D.'s NPI number?
Natan Bar-Chama, M.D.'s National Provider Identifier (NPI) is 1366426652, issued on Dec 1, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Natan Bar-Chama, M.D. located?
The NPPES record lists a practice address at 635 Madison Ave FL 10, New York, NY, 10022. Phone: (212) 756-5777. Providers update this record themselves, so call before visiting.
How can I verify Natan Bar-Chama, M.D.'s license?
NPPES lists New York license number 176263, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Natan Bar-Chama, M.D. prescribe under Medicare Part D?
In 2024, Natan Bar-Chama, M.D. had 17 Medicare Part D claims; the average among urology physician prescribers was 1,340. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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) 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 27, 2026.