NPPES file of Aug 9, 2026

Erik Robert Grossman, MD

Internal Medicine Physician · Irving, TX

Erik Robert Grossman, MD is an internal medicine physician with a practice address in Irving, Texas, and NPI 1447210331, issued on Mar 24, 2006. Check the license (Texas L2911, as entered in NPPES) on the Texas Medical Board; 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
1447210331
Name
Erik Robert Grossman
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
L2911 TX
Self-reported in NPPES; status is on the state search
Practice location
1901 N Macarthur Blvd, Irving, TX 75061
Phone
(972) 579-8485
Enumerated
Mar 24, 2006
Record last updated
Feb 28, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(972) 579-3972
Medicare enrollment
Enrolled (PECOS I20050819000623); accepts Medicare assignment
Medical or professional school
Boston University School Of Medicine, 1998
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 1901 N Macarthur Blvd

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

  1. Sharon Adcox, OTROccupational Therapist1770877441
  2. Saba Ali, MDAnatomic Pathology & Clinical Pathology Physician1629330253
  3. Farhan Azeez, DOEmergency Medicine Physician1386908010
  4. Dipa Barot, MDInternal Medicine Physician1215298997
  5. Alexandria Beese, RNRegistered Nurse1609667302
  6. Michael Bell, MDEmergency Medicine Physician1053538314

Verify Erik Robert Grossman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license L2911
    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 Texas license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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91% fewer Medicare Part D claims than the average internal medicine physician in 2024

292 Medicare Part D claims for 115 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 41 claims were for opioids.

  1. Erik Grossman292
  2. Specialty average3,176

Most prescribed

  1. Hydrocodone-Acetaminophen30 claims
  2. Atorvastatin Calcium18 claims
  3. Gabapentin15 claims
  4. Azithromycin12 claims
  5. Pantoprazole Sodium12 claims
  6. Amlodipine Besylate11 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. Questcare Hospitalists PLLCPlano, TX

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

Erik Robert Grossman among 9,175 internal medicine physician records in Texas

Erik Robert Grossman, MD is one of 9,175 internal medicine physician records with a practice address in Texas. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.

  • NPI issued2006 · 9% of these records are older, 59% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated1998 · median 2004 among the 6,088 with a school on file
  • Record last updated2008 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

98 internal medicine physician records list a practice address in Irving

They are 98 of the 3,532 NPPES records with a practice address in Irving, and 9,175 internal medicine physician records in Texas.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Suma Abraham, M.D.Irving, TX 750611396760039
  2. Jeffrey Austin, M.D.Irving, TX 750611184649824
  3. David Cantrell, MDIrving, TX 750611417997610
  4. Grace Castro-Andres, MDIrving, TX 750611851375422
  5. Ahmed Iqbal, M.D.Irving, TX 750611902837560
  6. Robert Israel, M.D.Irving, TX 750611154347227
  7. Deepti Kudyadi, MDIrving, TX 750611770554628
  8. Sandy Lee, M.D.Irving, TX 750611245282813

Common questions

What is Erik Robert Grossman, MD's NPI number?

Erik Robert Grossman, MD's National Provider Identifier (NPI) is 1447210331, issued on Mar 24, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Erik Robert Grossman, MD located?

The NPPES record lists a practice address at 1901 N Macarthur Blvd, Irving, TX, 75061. Phone: (972) 579-8485. Providers update this record themselves, so call before visiting.

How can I verify Erik Robert Grossman, MD's license?

NPPES lists Texas license number L2911, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Erik Robert Grossman, MD prescribe under Medicare Part D?

In 2024, Erik Robert Grossman, MD had 292 Medicare Part D claims for 115 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.