Alyssa Michelle Bosso, MD
Rheumatology Physician · Frederick, MD
Alyssa Michelle Bosso, MD is a rheumatology physician with a practice address in Frederick, Maryland, and NPI 1689202350, issued on Mar 30, 2020. Check the license (Maryland D0104194, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Alyssa Michelle Bosso
- Credential
- MD
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License number
- D0104194 MD
Self-reported in NPPES; status is on the state search - Practice location
- 161 Thomas Johnson Dr Ste 250, Frederick, MD 21702
- Phone
- (301) 942-7600
- Enumerated
- Mar 30, 2020
- Record last updated
- Jul 27, 2026
- Fax
- (301) 694-0187
- Medicare enrollment
- Enrolled (PECOS I20250813001072); accepts Medicare assignment
- Medical or professional school
- Georgetown University School Of Medicine, 2020
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 214 in Maryland → Look up another NPI →
Also registered at 161 Thomas Johnson Dr Ste 250
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Grant Louie, M.D.Rheumatology Physician1306013214
- Katherine Maher, M.D.Rheumatology Physician1225353865
- Louisa Ziglar, MDRheumatology Physician1538336151
Verify Alyssa Michelle Bosso in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0104194Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
60% fewer Medicare Part D claims than the average rheumatology physician in 2024
790 Medicare Part D claims for 147 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims. 11 claims were for opioids.
Most prescribed
- Hydroxychloroquine Sulfate142 claims
- Prednisone104 claims
- Methotrexate103 claims
- Leflunomide34 claims
- Alendronate Sodium29 claims
- Azathioprine29 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
- Arthritis And Rheumatism Associates PCFrederick, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alyssa Michelle Bosso among 214 rheumatology physician records in Maryland
Alyssa Michelle Bosso, MD is one of 214 rheumatology physician records with a practice address in Maryland. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 96% of them.
- NPI issued2020 · 96% of these records are older, 2% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2020 · median 2001 among the 132 with a school on file
- Record last updated2026 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in Maryland
There are 214 rheumatology physician records in Maryland.
All 214 in Maryland → Every provider in Frederick → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Neeti Bhargava, M.D.Frederick, MD 217021588634018
- Grant Louie, M.D.Frederick, MD 217021306013214
- Katherine Maher, M.D.Frederick, MD 217021225353865
- Louisa Ziglar, MDFrederick, MD 217021538336151
- Steven Klein, MDHagerstown, MD 217401730185471
- Okechukwu OkoyeHagerstown, MD 217401174083711
- Francesca Okoye, MD-PHDHagerstown, MD 217421992002992
- Mary Romanic, M.D.Hagerstown, MD 217421467554097
Common questions
What is Alyssa Michelle Bosso, MD's NPI number?
Alyssa Michelle Bosso, MD's National Provider Identifier (NPI) is 1689202350, issued on Mar 30, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Alyssa Michelle Bosso, MD located?
The NPPES record lists a practice address at 161 Thomas Johnson Dr Ste 250, Frederick, MD, 21702. Phone: (301) 942-7600. Providers update this record themselves, so call before visiting.
How can I verify Alyssa Michelle Bosso, MD's license?
NPPES lists Maryland license number D0104194, 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 Alyssa Michelle Bosso, MD prescribe under Medicare Part D?
In 2024, Alyssa Michelle Bosso, MD had 790 Medicare Part D claims for 147 beneficiaries; the average among rheumatology physician prescribers was 1,978. 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.