Douglas C. Frankel, M.D.
Internal Medicine Physician · Rockville, MD
Douglas C. Frankel, M.D. is an internal medicine physician with a practice address in Rockville, Maryland, and NPI 1578676151, issued on Aug 16, 2006. Check the license on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Douglas C. Frankel
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- D41995 VA
Self-reported in NPPES; status is on the state search - Practice location
- 1684 E Gude Drive, Rockville, MD 20850
- Phone
- (301) 217-9222
- Enumerated
- Aug 16, 2006
- Record last updated
- Aug 4, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (301) 217-9224
- Medicare enrollment
- Enrolled (PECOS I20050408000776); accepts Medicare assignment
- Medical or professional school
- State University Of New York At Stony Brook, School Of Medicine, 1987
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Verify Douglas C. Frankel 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
74% fewer Medicare Part D claims than the average internal medicine physician in 2024
826 Medicare Part D claims for 106 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 21 claims were for opioids.
Most prescribed
- Atorvastatin Calcium71 claims
- Amlodipine Besylate51 claims
- Levothyroxine Sodium36 claims
- Metoprolol Succinate26 claims
- Pantoprazole Sodium26 claims
- Cyclobenzaprine Hcl23 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: $36.71
2 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. 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.
Bills Medicare through 2 group practices
- Privia Care Center LLCRockville, MD
- Suburban/nrh Medical Rehabilitation IncBethesda, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
179 internal medicine physician records list a practice address in Rockville
They are 179 of the 14,353 NPPES records with a practice address in Rockville, and 3,904 internal medicine physician records in Maryland.
All 179 in Rockville → All 3,904 in Maryland → Every provider in Rockville →
Other internal medicine physician records in Maryland
- Eduardo Abarca Rojas, M.D.Parkville, MD1538447628
- Rasheed Abassi, M.D.Clinton, MD1376608620
- Ghulam Abbas, MDFrederick, MD1477658045
- Shamima Abbas, MDKensington, MD1750445896
- Nourelhuda Abbas Hamed, MDSilver Spring, MD1699339473
- Arsalan Abbasi, MDWestminster, MD1942762604
- Hamdi AbdeenGaithersburg, MD1245972413
- Mukemil Abdella, M.D.Glenn Dale, MD1871603381
- Suzan Abdo, MDClarksville, MD1588631824
- Madeeha Abdul GhaffarElkton, MD1194276063
Common questions
What is Douglas C. Frankel, M.D.'s NPI number?
Douglas C. Frankel, M.D.'s National Provider Identifier (NPI) is 1578676151, issued on Aug 16, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Douglas C. Frankel, M.D. located?
The NPPES record lists a practice address at 1684 E Gude Drive, Rockville, MD, 20850. Phone: (301) 217-9222. Providers update this record themselves, so call before visiting.
How can I verify Douglas C. Frankel, 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 Douglas C. Frankel, M.D. prescribe under Medicare Part D?
In 2024, Douglas C. Frankel, M.D. had 826 Medicare Part D claims for 106 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.