Robert Riederman, MD
Orthopaedic Surgery Physician · Baltimore, MD
Robert Riederman, MD is an orthopaedic surgery physician with a practice address in Baltimore, Maryland, and NPI 1376532267, issued on Oct 14, 2005. Check the license (Maryland D38150, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Robert Riederman
- Credential
- MD
- Primary taxonomy
- Orthopaedic Surgery Physician 207X00000X
- License number
- D38150 MD
Self-reported in NPPES; status is on the state search - Practice location
- 2700 Quarry Lake Dr, Baltimore, MD 21209
- Phone
- (410) 377-8900
- Enumerated
- Oct 14, 2005
- Record last updated
- Jan 27, 2023
- Fax
- (410) 377-3156
- Medicaid IDs
- 532261800 MD
532261800. MD - Medicare enrollment
- Enrolled (PECOS I20100122000769); accepts Medicare assignment
- Medical or professional school
- Albert Einstein College Of Medicine Of Yeshiva University, 1983
- Entity
- Type 1 · individual
8 nearest orthopaedic surgery physician records → All 457 in Maryland → Look up another NPI →
Also registered at 2700 Quarry Lake Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Yaniv Berger, D.O.Family Medicine Physician1992962369
- David Buchalter, MDOrthopaedic Surgery Physician1639167554
- Mark Deitch, MDOrthopaedic Hand Surgery Physician1063463560
- Donald Douglas, P.T.Physical Therapist1063400430
- Steven Friedman, MDOrthopaedic Hand Surgery Physician1124016035
- Stephen Glasser, M.D.Internal Medicine Physician1912073214
Verify Robert Riederman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D38150Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average orthopaedic surgery physician in 2024
12 Medicare Part D claims, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Meloxicam11 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 one group practice
- Centers For Advanced Orthopaedics LLCBaltimore, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Robert Riederman among 457 orthopaedic surgery physician records in Maryland
Robert Riederman, MD is one of 457 orthopaedic surgery physician records with a practice address in Maryland. 79% 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, 83% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated1983 · median 2002 among the 299 with a school on file
- Record last updated2023 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207X00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Orthopaedic Surgery Physician providers in Maryland
There are 457 orthopaedic surgery physician records in Maryland.
All 457 in Maryland → Every provider in Baltimore → Orthopaedic Surgery Physician nationwide →
The 8 orthopaedic surgery physician records with the nearest ZIP codes
- David Buchalter, MDBaltimore, MD 212091639167554
- Yonah Heller, M.D.Baltimore, MD 212091326482407
- Jerome Reichmister, MDBaltimore, MD 212091487642369
- Richard Smith, MDBaltimore, MD 212091669961702
- William Smulyan, MDBaltimore, MD 212091063400935
- Barry Waldman, MDBaltimore, MD 212091700875655
- Chad Zooker, M.D.Baltimore, MD 212091306027263
- Stuart Gordon, M.DPikesville, MD 212081164428306
Common questions
What is Robert Riederman, MD's NPI number?
Robert Riederman, MD's National Provider Identifier (NPI) is 1376532267, issued on Oct 14, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Robert Riederman, MD located?
The NPPES record lists a practice address at 2700 Quarry Lake Dr, Baltimore, MD, 21209. Phone: (410) 377-8900. Providers update this record themselves, so call before visiting.
How can I verify Robert Riederman, MD's license?
NPPES lists Maryland license number D38150, 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 Riederman, MD prescribe under Medicare Part D?
In 2024, Robert Riederman, MD had 12 Medicare Part D claims; the average among orthopaedic surgery physician prescribers was 346. 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.