Sandra Peisan Hsieh, D.D.S.
Dentist · North Bethesda, MD
Sandra Peisan Hsieh, D.D.S. is a dentist with a practice address in North Bethesda, Maryland, and NPI 1184750929, issued on Feb 26, 2007. Check the license (Maryland 13385, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Sandra Peisan Hsieh
- Credential
- D.D.S.
- Primary taxonomy
- Dentist 122300000X
- License numbers
- 13385 MD
0401411166 VA
Self-reported in NPPES; status is on the state search - Practice location
- 11500 Old Georgetown RD Lowr Level, North Bethesda, MD 20852
- Phone
- (301) 984-9646
- Enumerated
- Feb 26, 2007
- Record last updated
- Dec 12, 2021 (not updated in 5 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest dentist records → All 1,870 in Maryland → Look up another NPI →
Verify Sandra Peisan Hsieh in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license 13385Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
42% fewer Medicare Part D claims than the average dentist in 2024
50 Medicare Part D claims for 27 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin17 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.
Sandra Peisan Hsieh among 1,870 dentist records in Maryland
Sandra Peisan Hsieh, D.D.S. is one of 1,870 dentist records with a practice address in Maryland. 60% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 20% of them.
- NPI issued2007 · 20% of these records are older, 65% newer
- In a Medicare fileYes · 60% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2021 · 69% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
5 dentist records list a practice address in North Bethesda
They are 5 of the 179 NPPES records with a practice address in North Bethesda, and 1,870 dentist records in Maryland.
All 1,870 in Maryland → Every provider in North Bethesda → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Shannon Abel, D.D.S.Rockville, MD 208521326018185
- Martin Abel, D.D.S.Rockville, MD 208521285604058
- Asugman Atam, D.D.S.Rockville, MD 208521659572881
- Behram Dalal, DDSRockville, MD 208521801988993
- Harpreet Gill, GENERAL DENTIST DDSRockville, MD 208521053498931
- Jerald Hawk, D.D.S.Rockville, MD 208521902876824
- Joan Howanitz, DDS, MSRockville, MD 208521912046293
- Asghar Kazemifar, D.D.S.Rockville, MD 208521932240983
Common questions
What is Sandra Peisan Hsieh, D.D.S.'s NPI number?
Sandra Peisan Hsieh, D.D.S.'s National Provider Identifier (NPI) is 1184750929, issued on Feb 26, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Sandra Peisan Hsieh, D.D.S. located?
The NPPES record lists a practice address at 11500 Old Georgetown RD Lowr Level, North Bethesda, MD, 20852. Phone: (301) 984-9646. Providers update this record themselves, so call before visiting.
How can I verify Sandra Peisan Hsieh, D.D.S.'s license?
NPPES lists Maryland license number 13385, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.
How much does Sandra Peisan Hsieh, D.D.S. prescribe under Medicare Part D?
In 2024, Sandra Peisan Hsieh, D.D.S. had 50 Medicare Part D claims for 27 beneficiaries; the average among dentist prescribers was 86. 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.