Susan Tsu-Thai, DNP,RN,CRNP,FNP-BC
Family Nurse Practitioner · Elkridge, MD
Susan Tsu-Thai, DNP,RN,CRNP,FNP-BC is a family nurse practitioner with a practice address in Elkridge, Maryland, and NPI 1891426383, issued on Jun 23, 2022. Check the license (Maryland R135099, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Susan Tsu-Thai
- Credential
- DNP,RN,CRNP,FNP-BC
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- R135099 MD
Self-reported in NPPES; status is on the state search - Practice location
- 6403 Montgomery RD, Elkridge, MD 21075
- Phone
- (410) 608-2384
- Enumerated
- Jun 23, 2022
- Record last updated
- Jun 23, 2022
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 4,124 in Maryland → Look up another NPI →
Verify Susan Tsu-Thai in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license R135099Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average family nurse practitioner in 2024
22 Medicare Part D claims for 15 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
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.
Susan Tsu-Thai among 4,124 family nurse practitioner records in Maryland
Susan Tsu-Thai, DNP,RN,CRNP,FNP-BC is one of 4,124 family nurse practitioner records with a practice address in Maryland. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 72% of them.
- NPI issued2022 · 72% of these records are older, 22% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileNo · 58% of these records are
- Record last updated2022 · 41% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
53 family nurse practitioner records list a practice address in Elkridge
They are 53 of the 468 NPPES records with a practice address in Elkridge, and 4,124 family nurse practitioner records in Maryland.
All 4,124 in Maryland → Every provider in Elkridge → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Anna Bonney, CRNP-FElkridge, MD 210751467699561
- Sharon Brooks, FNPElkridge, MD 210751679626295
- Joan Carpenter, MN, RN, NP-CElkridge, MD 210751902953086
- Stefanie Defiglia, CRNPElkridge, MD 210751083779920
- Melissa Deitzel, CRNPElkridge, MD 210751346390127
- Olusola Ewebiyi, APRNElkridge, MD 210751811071608
- Charia Friend, C.R.N.P.Elkridge, MD 210751720139587
- Perpetual Guwani, CRNPElkridge, MD 210751588853436
Common questions
What is Susan Tsu-Thai, DNP,RN,CRNP,FNP-BC's NPI number?
Susan Tsu-Thai, DNP,RN,CRNP,FNP-BC's National Provider Identifier (NPI) is 1891426383, issued on Jun 23, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Susan Tsu-Thai, DNP,RN,CRNP,FNP-BC located?
The NPPES record lists a practice address at 6403 Montgomery RD, Elkridge, MD, 21075. Phone: (410) 608-2384. Providers update this record themselves, so call before visiting.
How can I verify Susan Tsu-Thai, DNP,RN,CRNP,FNP-BC's license?
NPPES lists Maryland license number R135099, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.
How much does Susan Tsu-Thai, DNP,RN,CRNP,FNP-BC prescribe under Medicare Part D?
In 2024, Susan Tsu-Thai, DNP,RN,CRNP,FNP-BC had 22 Medicare Part D claims for 15 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.