NPPES file of Aug 9, 2026

Marc Spencer Richards, MD

Nephrology Physician · Boca Raton, FL

Marc Spencer Richards, MD is a nephrology physician with a practice address in Boca Raton, Florida, and NPI 1760643282, issued on Jun 18, 2008. Check the license (Florida ME115086, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1760643282
Name
Marc Spencer Richards
Credential
MD
Primary taxonomy
Nephrology Physician 207RN0300X
License number
ME115086 FL
Self-reported in NPPES; status is on the state search
Practice location
7781 NW Beacon Square Blvd Ste 201, Boca Raton, FL 33487
Phone
(561) 989-9070
Enumerated
Jun 18, 2008
Record last updated
Oct 9, 2025
Fax
(561) 989-0255
Medicare enrollment
Enrolled (PECOS I20130813000519); accepts Medicare assignment
Medical or professional school
University Of Miami, Lm Miller School Of Medicine, 2008
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 7781 NW Beacon Square Blvd Ste 201

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

  1. Miriam Weber, APRNFamily Nurse Practitioner1609748649

Verify Marc Spencer Richards in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license ME115086
    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 Florida license search

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78% more Medicare Part D claims than the average nephrology physician in 2024

2,613 Medicare Part D claims for 492 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 30% of claims.

  1. Marc Richards2,613
  2. Specialty average1,465

Most prescribed

  1. Farxiga350 claims
  2. Jardiance204 claims
  3. Chlorthalidone198 claims
  4. Irbesartan157 claims
  5. Spironolactone150 claims
  6. Losartan Potassium114 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: $22,363.11

89 payments; by number, the most common kind was food and beverage; the largest payer was Calliditas Therapeutics US Inc. The 8,230 providers of this specialty with any payment received $3,091.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Marc Richards$22,363
  2. Specialty average$3,091

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

  1. Florida Kidney Physicians LLCBoca Raton, FL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Marc Spencer Richards among 840 nephrology physician records in Florida

Marc Spencer Richards, MD is one of 840 nephrology physician records with a practice address in Florida. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 61% of them.

  • NPI issued2008 · 61% of these records are older, 32% newer
  • In a Medicare fileYes · 88% of these records are
  • In the CMS Doctors and Clinicians fileYes · 79% of these records are
  • Graduated2008 · median 2000 among the 664 with a school on file
  • Record last updated2025 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nephrology Physician providers in Florida

There are 840 nephrology physician records in Florida.

The 8 nephrology physician records with the nearest ZIP codes

  1. Ali Nayer, M.D.Boca Raton, FL 334861679614655
  2. Joseph Krause, MDDelray Beach, FL 334841356320733
  3. Armen Margaryan, M.D.Delray Beach, FL 334841134394067
  4. Lon Sadowsky, D.O.Delray Beach, FL 334841881806206
  5. David Scott, M.D.Delray Beach, FL 334841144267238
  6. Chintan Shah, M.D.Delray Beach, FL 334841487968137
  7. Rafael Valenzuela-Tapia, D.O, M.DDelray Beach, FL 334841871952515
  8. Malak El-Rahi, MDBoca Raton, FL 334961962663070

Common questions

What is Marc Spencer Richards, MD's NPI number?

Marc Spencer Richards, MD's National Provider Identifier (NPI) is 1760643282, issued on Jun 18, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Marc Spencer Richards, MD located?

The NPPES record lists a practice address at 7781 NW Beacon Square Blvd Ste 201, Boca Raton, FL, 33487. Phone: (561) 989-9070. Providers update this record themselves, so call before visiting.

How can I verify Marc Spencer Richards, MD's license?

NPPES lists Florida license number ME115086, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Marc Spencer Richards, MD prescribe under Medicare Part D?

In 2024, Marc Spencer Richards, MD had 2,613 Medicare Part D claims for 492 beneficiaries; the average among nephrology physician prescribers was 1,465. 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.