Theresa Lorch, M.D.
Internal Medicine Physician · Baltimore, MD
Theresa Lorch, M.D. is an internal medicine physician with a practice address in Baltimore, Maryland, and NPI 1104888122, issued on Apr 5, 2006. Check the license (Maryland D0052316, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Theresa Lorch
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- D0052316 MD
Self-reported in NPPES; status is on the state search - Practice location
- 3333 N Calvert St, Baltimore, MD 21218
- Phone
- (410) 554-4509
- Enumerated
- Apr 5, 2006
- Record last updated
- Jan 28, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (410) 554-6487
- Medicaid ID
- 511010600 MD
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,904 in Maryland → Look up another NPI →
Also registered at 3333 N Calvert St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Theresa Lorch in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0052316Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
81% fewer Medicare Part D claims than the average internal medicine physician in 2024
599 Medicare Part D claims for 123 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Amlodipine Besylate63 claims
- Metoprolol Succinate33 claims
- Atorvastatin Calcium30 claims
- Metoprolol Tartrate20 claims
- Montelukast Sodium20 claims
- Levothyroxine Sodium19 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.
Industry payments in 2024: $34.12
1 payment: food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. The 50,334 providers of this specialty with any payment received $1,303.06 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.
Theresa Lorch among 3,904 internal medicine physician records in Maryland
Theresa Lorch, 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 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 55% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileNo · 63% of these records are
- Record last updated2014 · 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).
1,278 internal medicine physician records list a practice address in Baltimore
They are 1,278 of the 35,183 NPPES records with a practice address in Baltimore, and 3,904 internal medicine physician records in Maryland.
All 3,904 in Maryland → Every provider in Baltimore → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
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- Nan Ni, M.D.Baltimore, MD 212181518926500
Common questions
What is Theresa Lorch, M.D.'s NPI number?
Theresa Lorch, M.D.'s National Provider Identifier (NPI) is 1104888122, issued on Apr 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Theresa Lorch, M.D. located?
The NPPES record lists a practice address at 3333 N Calvert St, Baltimore, MD, 21218. Phone: (410) 554-4509. Providers update this record themselves, so call before visiting.
How can I verify Theresa Lorch, M.D.'s license?
NPPES lists Maryland license number D0052316, 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 Theresa Lorch, M.D. prescribe under Medicare Part D?
In 2024, Theresa Lorch, M.D. had 599 Medicare Part D claims for 123 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.