Assem Mamayeva, M.D.
Internal Medicine Physician · Milton, DE
Assem Mamayeva, M.D. is an internal medicine physician with a practice address in Milton, Delaware, and NPI 1073044103, issued on Mar 21, 2017. Check the license (Delaware C1-0013748, as entered in NPPES) on the Delaware Board of Medical Licensure and Discipline; the Medicare figures below come from public CMS files.
- Name
- Assem Mamayeva
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- C1-0013748 DE
Self-reported in NPPES; status is on the state search - Practice location
- 18383 Hudson RD Ste B, Milton, DE 19968
- Phone
- (302) 725-3499
- Enumerated
- Mar 21, 2017
- Record last updated
- May 4, 2023
- Fax
- (302) 725-3481
- Medicare enrollment
- Enrolled (PECOS I20231010001179); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 600 in Delaware → Look up another NPI →
Also registered at 18383 Hudson RD Ste B
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Bryan Patrick Villar, M.D.Family Medicine Physician1700900560
Verify Assem Mamayeva in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersDelaware Board of Medical Licensure and Discipline
Search for license C1-0013748Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
38% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,976 Medicare Part D claims for 356 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 13 claims were for opioids.
Most prescribed
- Atorvastatin Calcium168 claims
- Amlodipine Besylate120 claims
- Levothyroxine Sodium73 claims
- Lisinopril69 claims
- Rosuvastatin Calcium60 claims
- Losartan Potassium57 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.
Bills Medicare through one group practice
- Multicare Health SystemAuburn, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Assem Mamayeva among 600 internal medicine physician records in Delaware
Assem Mamayeva, M.D. is one of 600 internal medicine physician records with a practice address in Delaware. 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 2017, is newer than 66% of them.
- NPI issued2017 · 66% of these records are older, 30% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2010 · median 2008 among the 414 with a school on file
- Record last updated2023 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Delaware practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
5 internal medicine physician records list a practice address in Milton
They are 5 of the 112 NPPES records with a practice address in Milton, and 600 internal medicine physician records in Delaware.
All 600 in Delaware → Every provider in Milton → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Maribel Garcia, M.D.Milton, DE 199681639263452
- Maria Haldar, M.D.Milton, DE 199681285689786
- Uday Jani, M.D.Milton, DE 199681871548693
- Thomas Kelly, M.D.Milton, DE 199681760665889
- Francis Merlo, DOMillville, DE 199671386606002
- Semaan Abboud, M.D.Millsboro, DE 199661063477529
- Marisa Conti, DOMillsboro, DE 199661093717621
- Fadi Damouni, MDMillsboro, DE 199661245295260
Common questions
What is Assem Mamayeva, M.D.'s NPI number?
Assem Mamayeva, M.D.'s National Provider Identifier (NPI) is 1073044103, issued on Mar 21, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Assem Mamayeva, M.D. located?
The NPPES record lists a practice address at 18383 Hudson RD Ste B, Milton, DE, 19968. Phone: (302) 725-3499. Providers update this record themselves, so call before visiting.
How can I verify Assem Mamayeva, M.D.'s license?
NPPES lists Delaware license number C1-0013748, as entered by the provider. Search the Delaware Board of Medical Licensure and Discipline at https://delpros.delaware.gov/OH_VerifyLicense. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Assem Mamayeva, M.D. prescribe under Medicare Part D?
In 2024, Assem Mamayeva, M.D. had 1,976 Medicare Part D claims for 356 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.