Saowanee Ngamruengphong, MD
Gastroenterology Physician · Baltimore, MD
Saowanee Ngamruengphong, MD is a gastroenterology physician with a practice address in Baltimore, Maryland, and NPI 1285898023, issued on Jul 10, 2008. Check the license (Maryland D81862, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Saowanee Ngamruengphong
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License numbers
- D81862 MD
ME109387 FL
BP10032775 TX
Self-reported in NPPES; status is on the state search - Practice location
- 4940 Eastern Ave, Baltimore, MD 21224
- Phone
- (410) 550-1793
- Enumerated
- Jul 10, 2008
- Record last updated
- Mar 13, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (410) 550-7861
- Medicaid IDs
- 003733500 FL
113054400 MD - Medicare enrollment
- Enrolled (PECOS I20161114000098); may accept Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 505 in Maryland → Look up another NPI →
Also registered at 4940 Eastern Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Anas AbdullahStudent in an Organized Health Care Education/Training Program1184040917
- Asma Abeer, PA-CMedical Physician Assistant1386356442
- Mona Abraham, MDStudent in an Organized Health Care Education/Training Program1245807395
- Sherifatu Abu, MDInternal Medicine Physician1093372922
Verify Saowanee Ngamruengphong in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D81862Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
64% fewer Medicare Part D claims than the average gastroenterology physician in 2024
288 Medicare Part D claims for 201 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 26% of claims.
Most prescribed
- Peg 3350-Electrolyte107 claims
- Sod Sulf-Potass Sulf-Mag Sulf83 claims
- Pantoprazole Sodium19 claims
- Famotidine15 claims
- Omeprazole14 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.
No measured MIPS final score for 2023
CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $20,117.74
32 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 13,350 providers of this specialty with any payment received $5,015.95 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 2 group practices
- Johns Hopkins UniversityBaltimore, MD
- Johns Hopkins UniversityWashington, DC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Saowanee Ngamruengphong among 505 gastroenterology physician records in Maryland
Saowanee Ngamruengphong, MD is one of 505 gastroenterology physician records with a practice address in Maryland. 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 2008, is newer than 64% of them.
- NPI issued2008 · 64% of these records are older, 29% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2005 · median 2002 among the 344 with a school on file
- Record last updated2017 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in Maryland
There are 505 gastroenterology physician records in Maryland.
All 505 in Maryland → Every provider in Baltimore → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Tsion Abdi, MDBaltimore, MD 212241881919637
- Daniel Bernstein, MDBaltimore, MD 212241710409503
- Robert Bulat, MDBaltimore, MD 212241831281658
- Kathy Bull-HenryBaltimore, MD 212241407854557
- Amit Kashyap, MDBaltimore, MD 212241912132382
- Ruhail Kohli, M.D.Baltimore, MD 212241124374418
- Alyssa Parian, MDBaltimore, MD 212241154580033
- Xheni Deda, MDBaltimore, MD 212251679049704
Common questions
What is Saowanee Ngamruengphong, MD's NPI number?
Saowanee Ngamruengphong, MD's National Provider Identifier (NPI) is 1285898023, issued on Jul 10, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Saowanee Ngamruengphong, MD located?
The NPPES record lists a practice address at 4940 Eastern Ave, Baltimore, MD, 21224. Phone: (410) 550-1793. Providers update this record themselves, so call before visiting.
How can I verify Saowanee Ngamruengphong, MD's license?
NPPES lists Maryland license number D81862, 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 Saowanee Ngamruengphong, MD prescribe under Medicare Part D?
In 2024, Saowanee Ngamruengphong, MD had 288 Medicare Part D claims for 201 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Saowanee Ngamruengphong, MD's MIPS final score?
CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.
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.