Robert F. Cadogan, MD
Family Medicine Physician · Columbia, MD
Robert F. Cadogan, MD is a family medicine physician with a practice address in Columbia, Maryland, and NPI 1598767691, issued on Jun 2, 2005. Check the license (Maryland D51318, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Robert F. Cadogan
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- D51318 MD
200200872 NC
Self-reported in NPPES; status is on the state search - Practice location
- 5450 Knoll North Dr Ste 250, Columbia, MD 21045
- Phone
- (410) 964-6200
- Enumerated
- Jun 2, 2005
- Record last updated
- Jan 12, 2023
- Fax
- (410) 964-5315
- Medicare enrollment
- Enrolled (PECOS I20100127000144); accepts Medicare assignment
- Medical or professional school
- Howard University College Of Medicine, 1994
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 1,912 in Maryland → Look up another NPI →
Also registered at 5450 Knoll North Dr Ste 250
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Vivien To, MDAdult Medicine Physician1245334408
Verify Robert F. Cadogan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D51318Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
21% more Medicare Part D claims than the average family medicine physician in 2024
4,301 Medicare Part D claims for 441 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 25 claims were for opioids.
Most prescribed
- Atorvastatin Calcium347 claims
- Amlodipine Besylate292 claims
- Metoprolol Succinate218 claims
- Lisinopril173 claims
- Losartan Potassium136 claims
- Levothyroxine Sodium134 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: $41.54
2 payments; by number, the most common kind was food and beverage; the largest payer was Philips North America LLC. The 55,478 providers of this specialty with any payment received $902.55 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.
Bills Medicare through one group practice
- Jlj Medical Limited Liabilty Company, Priority Care ClinicsBaltimore, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Robert F. Cadogan among 1,912 family medicine physician records in Maryland
Robert F. Cadogan, MD is one of 1,912 family medicine physician records with a practice address in Maryland. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 87% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1994 · median 2004 among the 1,141 with a school on file
- Record last updated2023 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
67 family medicine physician records list a practice address in Columbia
They are 67 of the 6,690 NPPES records with a practice address in Columbia, and 1,912 family medicine physician records in Maryland.
All 1,912 in Maryland → Every provider in Columbia → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Sultana Afrooz, D.O.Columbia, MD 210451437293966
- Irma Bensinger, D.O.Columbia, MD 210451114956968
- Antoinette Cheney, D.O.Columbia, MD 210451093879108
- Sarah Connor, DOColumbia, MD 210451679728349
- Kisha Davis, MDColumbia, MD 210451629110788
- Rajiv Dua, M.D.Columbia, MD 210451043326945
- Ina Grundmann, M.D.Columbia, MD 210451093989097
- Rena Johnson, M.D.Columbia, MD 210451447267661
Common questions
What is Robert F. Cadogan, MD's NPI number?
Robert F. Cadogan, MD's National Provider Identifier (NPI) is 1598767691, issued on Jun 2, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Robert F. Cadogan, MD located?
The NPPES record lists a practice address at 5450 Knoll North Dr Ste 250, Columbia, MD, 21045. Phone: (410) 964-6200. Providers update this record themselves, so call before visiting.
How can I verify Robert F. Cadogan, MD's license?
NPPES lists Maryland license number D51318, 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 Robert F. Cadogan, MD prescribe under Medicare Part D?
In 2024, Robert F. Cadogan, MD had 4,301 Medicare Part D claims for 441 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.