Registry data as of Aug 27, 2026

Katherine Anderson, MD

Internal Medicine Physician · Annapolis, MD

Katherine Anderson, MD is an internal medicine physician with a practice address in Annapolis, Maryland, and NPI 1841459187, issued on Jun 2, 2008. Check the license (Maryland D72375, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1841459187
Name
Katherine Anderson
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
D72375 MD
Self-reported in NPPES; status is on the state search
Practice location
116 Defense Hwy, Annapolis, MD 21401
Phone
(410) 897-9841
Enumerated
Jun 2, 2008
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 116 Defense Hwy

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Titus Abraham, MDInternal Medicine Physician1598764540
  2. Jamie Berenson, DPTOrthopedic Physical Therapist1194765727
  3. Ilene Bloom, PACMedical Physician Assistant1790851996
  4. Wynn Boyle, CRNPNurse Practitioner1235298654
  5. Lisanne Cormier, M.ACAcupuncturist1366894610
  6. Jennifer Cuhran, M.D.Internal Medicine Physician1306078076

Verify Katherine Anderson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D72375
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the Maryland license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

2.1 times the Medicare Part D claims of the average internal medicine physician in 2024

5,749 Medicare Part D claims for 500 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 74 claims were for opioids.

  1. Katherine Anderson5,749
  2. Specialty average2,785

Most prescribed

  1. Atorvastatin Calcium516 claims
  2. Amlodipine Besylate341 claims
  3. Levothyroxine Sodium303 claims
  4. Hydrochlorothiazide222 claims
  5. Metoprolol Succinate199 claims
  6. Losartan Potassium193 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: $473.03

24 payments, mostly food and beverage; the largest payer was Novo Nordisk Inc. The 65,274 providers of this specialty with any payment received $2,536.66 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Katherine Anderson$473.03
  2. Specialty average$2,536.66

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital or facility affiliation

  1. Annapolis Internal Medicine, LLCAnnapolis, MD

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

97 internal medicine physician records list a Annapolis practice address

They are 97 of the 3,629 NPPES records with a Annapolis practice address, and 4,220 internal medicine physician records in Maryland.

Other internal medicine physician records in Maryland

  1. Joshua Aaron, MDElkton, MD1396703351
  2. Alina Aasim, M.D.Baltimore, MD1174057905
  3. Eduardo Abarca Rojas, M.D.Parkville, MD1538447628
  4. Rasheed Abassi, M.D.Clinton, MD1376608620
  5. Shastine Abate, MDBaltimore, MD1922199405
  6. Ghulam Abbas, MDFrederick, MD1477658045
  7. Hashim AbbasBaltimore, MD1396171070
  8. Shamima Abbas, MDKensington, MD1750445896
  9. Nourelhuda Abbas Hamed, MDSilver Spring, MD1699339473
  10. Arsalan Abbasi, MDWestminster, MD1942762604

Common questions

What is Katherine Anderson, MD's NPI number?

Katherine Anderson, MD's National Provider Identifier (NPI) is 1841459187, issued on Jun 2, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Anderson, MD located?

The NPPES record lists a practice address at 116 Defense Hwy, Annapolis, MD, 21401. Phone: (410) 897-9841. Providers update this record themselves, so call before visiting.

How can I verify Katherine Anderson, MD's license?

NPPES lists Maryland license number D72375, 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 Katherine Anderson, MD prescribe under Medicare Part D?

In 2024, Katherine Anderson, MD had 5,749 Medicare Part D claims for 500 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.