Sarah S. Lantzy, M.D.
Internal Medicine Physician · Frederick, MD
Sarah S. Lantzy, M.D. is an internal medicine physician with a practice address in Frederick, Maryland, and NPI 1427260579, issued on May 3, 2007. Check the license on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Sarah S. Lantzy
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD436688 PA
Self-reported in NPPES; status is on the state search - Practice location
- 45 Thomas Johnson Dr, Frederick, MD 21702
- Phone
- (301) 696-1000
- Enumerated
- May 3, 2007
- Record last updated
- Aug 5, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (410) 338-3050
- Medicaid ID
- 1023320020005 PA
- Medicare enrollment
- Enrolled (PECOS I20140925000886); accepts Medicare assignment
- Medical or professional school
- West Virginia University School Of Medicine, 2005
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,904 in Maryland → Look up another NPI →
Also registered at 45 Thomas Johnson Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Nicole Harriman, R.N., F.N.P.-B.C.Family Nurse Practitioner1881987907
- Madalyn JonesFamily Nurse Practitioner1982111746
- Catherine Lauritzen, C.R.N.P.Family Nurse Practitioner1871893719
- Cheryl Parks, CRNAClinical Nurse Specialist1902880222
Verify Sarah S. Lantzy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of PhysiciansCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
32% more Medicare Part D claims than the average internal medicine physician in 2024
4,190 Medicare Part D claims for 502 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 25 claims were for opioids.
Most prescribed
- Atorvastatin Calcium284 claims
- Levothyroxine Sodium180 claims
- Amlodipine Besylate178 claims
- Losartan Potassium170 claims
- Rosuvastatin Calcium113 claims
- Pravastatin Sodium107 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 2 group practices
- Amber Hill Physical Therapy IncFrederick, MD
- Johns Hopkins Community Physicians, IncFrederick, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sarah S. Lantzy among 3,904 internal medicine physician records in Maryland
Sarah S. Lantzy, M.D. is one of 3,904 internal medicine physician records with a practice address in Maryland. 77% 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 45% of them.
- NPI issued2007 · 45% of these records are older, 44% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2005 · median 2003 among the 2,445 with a school on file
- Record last updated2015 · 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 207R00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
59 internal medicine physician records list a practice address in Frederick
They are 59 of the 3,981 NPPES records with a practice address in Frederick, and 3,904 internal medicine physician records in Maryland.
All 3,904 in Maryland → Every provider in Frederick → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Darrell Apple, M.D.Frederick, MD 217021326024407
- Susan Brinkley, M.D.Frederick, MD 217021184648198
- Julian Choe, M.D.Frederick, MD 217021528001203
- Andrew Donelson, M.D.Frederick, MD 217021518996495
- Richard Hill, MDFrederick, MD 217021477560944
- Robert Kaufmann, M.D.Frederick, MD 217021205817384
- Kevin Leary, M.D.Frederick, MD 217021841248861
- Narayan Nair, M.D.Frederick, MD 217021518912724
Common questions
What is Sarah S. Lantzy, M.D.'s NPI number?
Sarah S. Lantzy, M.D.'s National Provider Identifier (NPI) is 1427260579, issued on May 3, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Sarah S. Lantzy, M.D. located?
The NPPES record lists a practice address at 45 Thomas Johnson Dr, Frederick, MD, 21702. Phone: (301) 696-1000. Providers update this record themselves, so call before visiting.
How can I verify Sarah S. Lantzy, M.D.'s license?
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 Sarah S. Lantzy, M.D. prescribe under Medicare Part D?
In 2024, Sarah S. Lantzy, M.D. had 4,190 Medicare Part D claims for 502 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.