Registry data as of Aug 27, 2026

Norman Grosbach, M.D.

Family Medicine Physician · Gilbert, AZ

Norman Grosbach, M.D. is a family medicine physician with a practice address in Gilbert, Arizona, and NPI 1699880369, issued on Aug 20, 2006. Check the license on the Arizona Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1699880369
Name
Norman Grosbach
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
16795 NE
Self-reported in NPPES; status is on the state search
Practice location
155 E Warner RD, Gilbert, AZ 85296
Phone
(480) 649-6600
Enumerated
Aug 20, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 155 E Warner RD

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

  1. Alyssa Abegg-Garcia, ARNPRegistered Nurse1578081980
  2. Rebecca Bell, FNPFamily Nurse Practitioner1629403670
  3. Derek Fritz, DOFamily Medicine Physician1366904047
  4. Shea Giaquinto, MDFamily Medicine Physician1962907873
  5. Aaron Gomez, M.D.Pediatrics Physician1932442712
  6. Russell Horton, D.O.Pediatrics Physician1780996967

Verify Norman Grosbach in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical BoardCheck 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 Arizona 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.

87% fewer Medicare Part D claims than the average family medicine physician in 2024

446 Medicare Part D claims for 124 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.

  1. Norman Grosbach446
  2. Specialty average3,519

Most prescribed

  1. Atorvastatin Calcium41 claims
  2. Pantoprazole Sodium20 claims
  3. Amlodipine Besylate18 claims
  4. Rosuvastatin Calcium15 claims
  5. Tamsulosin Hcl15 claims
  6. Lisinopril14 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.

The practice group's Medicare quality score for 2023: 84.2 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score
  2. Costout of 100 · 30%49.1
  3. Promoting interoperabilityout of 100 · 25%99.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

One hospital or facility affiliation

  1. Legacy Urgent Care PAProsper, TX

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

115 family medicine physician records list a Gilbert practice address

They are 115 of the 5,802 NPPES records with a Gilbert practice address, and 3,070 family medicine physician records in Arizona.

Other family medicine physician records in Arizona

  1. Muhammad Aamer, M.D.Yuma, AZ1437574720
  2. Ndidi Abara, M.D.Yuma, AZ1295115145
  3. Steven Abdelmalak, MDScottsdale, AZ1205092806
  4. Lindsey Abeyta, FNPTucson, AZ1043027857
  5. Modupeola Abiodun, M.D.Chandler, AZ1225326853
  6. Sara Abolmolouk, MDTucson, AZ1497043715
  7. Ahmed Abouzeid, MDGlendale, AZ1871619601
  8. Edward Abraham, M.D.Phoenix, AZ1144593211
  9. Rebecca Abraham, M.D.Surprise, AZ1437273323
  10. Karen Acevedo-Mogharbel, D.OMesa, AZ1245222074

Common questions

What is Norman Grosbach, M.D.'s NPI number?

Norman Grosbach, M.D.'s National Provider Identifier (NPI) is 1699880369, issued on Aug 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Norman Grosbach, M.D. located?

The NPPES record lists a practice address at 155 E Warner RD, Gilbert, AZ, 85296. Phone: (480) 649-6600. Providers update this record themselves, so call before visiting.

How can I verify Norman Grosbach, M.D.'s license?

Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Norman Grosbach, M.D. prescribe under Medicare Part D?

In 2024, Norman Grosbach, M.D. had 446 Medicare Part D claims for 124 beneficiaries; the average among family medicine physician prescribers was 3,519. Part D covers Medicare prescriptions only.

What is Norman Grosbach, M.D.'s Medicare quality score?

The 2023 MIPS final score is 84.2 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.