NPPES file of Aug 9, 2026

Matthew Gross, MD

Nephrology Physician · Baltimore, MD

Matthew Gross, MD is a nephrology physician with a practice address in Baltimore, Maryland, and NPI 1720601669, issued on May 27, 2020. Check the license (Maryland D0102677, as entered in NPPES) on the Maryland Board of Physicians; 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
1720601669
Name
Matthew Gross
Credential
MD
Primary taxonomy
Nephrology Physician 207RN0300X
License number
D0102677 MD
Self-reported in NPPES; status is on the state search
Practice location
1830 E Monument St FL 4, Baltimore, MD 21287
Phone
(410) 502-7070
Enumerated
May 27, 2020
Record last updated
Mar 6, 2025
Medicare enrollment
Enrolled (PECOS I20250527000576); may accept Medicare assignment
Medical or professional school
Wayne State University School Of Medicine, 2020
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 1830 E Monument St FL 4

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

  1. Hashim AbbasNephrology Physician1396171070
  2. Farah Abifaraj, MDNephrology Physician1104352962
  3. Jerald Cherian, M.D.Infectious Disease Physician1982136602
  4. Danielle Farrington, M.D.Nephrology Physician1578976445
  5. Luis Gonzalez Corro, MDInfectious Disease Physician1447779202
  6. Ruth Howe, MD, PHDStudent in an Organized Health Care Education/Training Program1306424759

Verify Matthew Gross in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D0102677
    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

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94% fewer Medicare Part D claims than the average nephrology physician in 2024

90 Medicare Part D claims for 32 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 26% of claims.

  1. Matthew Gross90
  2. Specialty average1,465

Most prescribed

  1. Losartan Potassium13 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

  1. Johns Hopkins UniversityBaltimore, MD

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

Matthew Gross among 337 nephrology physician records in Maryland

Matthew Gross, MD is one of 337 nephrology physician records with a practice address in Maryland. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 95% of them.

  • NPI issued2020 · 95% of these records are older, 3% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2020 · median 2001 among the 232 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 Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nephrology Physician providers in Maryland

There are 337 nephrology physician records in Maryland.

The 8 nephrology physician records with the nearest ZIP codes

  1. Nada Alachkar, M.D.Baltimore, MD 212871164480653
  2. Mohamed Atta, M.D.Baltimore, MD 212871417912262
  3. Daniel Brennan, MDBaltimore, MD 212871023036597
  4. Michael Choi, M.D.Baltimore, MD 212871487606372
  5. Michelle Estrella, M.D.Baltimore, MD 212871932152196
  6. Derek Fine, M.D.Baltimore, MD 212871174559868
  7. Gregory Germino, M.D.Baltimore, MD 212871659319937
  8. Morgan Grams, M.D.Baltimore, MD 212871780876722

Common questions

What is Matthew Gross, MD's NPI number?

Matthew Gross, MD's National Provider Identifier (NPI) is 1720601669, issued on May 27, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Matthew Gross, MD located?

The NPPES record lists a practice address at 1830 E Monument St FL 4, Baltimore, MD, 21287. Phone: (410) 502-7070. Providers update this record themselves, so call before visiting.

How can I verify Matthew Gross, MD's license?

NPPES lists Maryland license number D0102677, 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 Matthew Gross, MD prescribe under Medicare Part D?

In 2024, Matthew Gross, MD had 90 Medicare Part D claims for 32 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.