Raymond O. Nwadiuko, MD
Allergy Physician · Lanham, MD
Raymond O. Nwadiuko, MD is an allergy physician with a practice address in Lanham, Maryland, and NPI 1255387288, issued on May 25, 2006. Check the license (Maryland M34279, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Raymond O. Nwadiuko
- Credential
- MD
- Primary taxonomy
- Allergy Physician 207KA0200X
- License number
- M34279 MD
Self-reported in NPPES; status is on the state search - Practice location
- 9831 Greenbelt RD, Lanham, MD 20706
- Phone
- (301) 552-4100
- Enumerated
- May 25, 2006
- Record last updated
- Oct 15, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (301) 552-1700
- Medicare enrollment
- Enrolled (PECOS I20060509001045); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest allergy physician records → All 38 in Maryland → Look up another NPI →
Also registered at 9831 Greenbelt RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sherif Hassan, M.DInternal Medicine Physician1821093865
- Karamjit Kaur, MDGeneral Practice Physician1841394012
Verify Raymond O. Nwadiuko in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license M34279Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
65% fewer Medicare Part D claims than the average allergy physician in 2024
261 Medicare Part D claims for 63 beneficiaries, against an average of 750 among the 645 providers of this specialty who prescribed in Part D. Brand-name drugs were 26% of claims.
Most prescribed
- Montelukast Sodium55 claims
- Prednisone36 claims
- Fluticasone Propionate34 claims
- Albuterol Sulfate Hfa19 claims
- Symbicort18 claims
- Fluticasone-Salmeterol15 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: $980.49
41 payments; by number, the most common kind was food and beverage; the largest payer was Genzyme Corporation. The 502 providers of this specialty with any payment received $9,080.33 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.
Raymond O. Nwadiuko among 38 allergy physician records in Maryland
Raymond O. Nwadiuko, MD is one of 38 allergy physician records with a practice address in Maryland. 66% 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 34% of them.
- NPI issued2006 · 34% of these records are older, 29% newer
- In a Medicare fileYes · 66% of these records are
- In the CMS Doctors and Clinicians fileYes · 55% of these records are
- Graduated1986 · median 1991 among the 21 with a school on file
- Record last updated2013 · 76% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207KA0200X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Allergy Physician providers in Maryland
There are 38 allergy physician records in Maryland.
All 38 in Maryland → Every provider in Lanham → Allergy Physician nationwide →
The 8 allergy physician records with the nearest ZIP codes
- Sampson Sarpong, MDBeltsville, MD 207051144412412
- Asek Makia, M.D.Mitchellville, MD 207211083615033
- Joanne Domson, MDClinton, MD 207351346223971
- Saba Samee, MDClinton, MD 207351063495695
- Rosalyn Baker, M.D., M.H.S.Temple Hills, MD 207481063573186
- Priya Nath, MDJb Andrews, MD 207621831457043
- Ali Abrishami, MDGreenbelt, MD 207701932105103
- Denise Chevalier, MDLargo, MD 207741518057397
Common questions
What is Raymond O. Nwadiuko, MD's NPI number?
Raymond O. Nwadiuko, MD's National Provider Identifier (NPI) is 1255387288, issued on May 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Raymond O. Nwadiuko, MD located?
The NPPES record lists a practice address at 9831 Greenbelt RD, Lanham, MD, 20706. Phone: (301) 552-4100. Providers update this record themselves, so call before visiting.
How can I verify Raymond O. Nwadiuko, MD's license?
NPPES lists Maryland license number M34279, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Raymond O. Nwadiuko, MD prescribe under Medicare Part D?
In 2024, Raymond O. Nwadiuko, MD had 261 Medicare Part D claims for 63 beneficiaries; the average among allergy physician prescribers was 750. 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.