Dr. Hardeep S. Grewal, MD
- Medicare services, 2024
- 2,214
- Medicare patients, 2024
- 357
- Part D claims, 2024
- 266
- Hospital affiliations
- 5
- Industry payments
- $197
- Practice address
- 6644 East Baywood Avenue, Mesa, AZ 85206
- Practice phone
- Call (480) 321-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Grewal's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Hardeep S. Grewal is an internist in Mesa, Arizona
Dr. Grewal practices at Banner Baywood Medical Center in Mesa, Arizona, part of Banner Health.
Dr. Grewal's NPI, 1669432118, was assigned on March 27, 2006. Dr. Grewal holds Arizona license 34469.
- NPI
- 1669432118NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9830183334
- NPI enumeration date
- March 27, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (480) 321-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 58
- Medical school graduation
- 1994
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Hardeep S. Grewal practices at Banner Baywood Medical Center in Mesa, Arizona
Dr. Grewal's primary practice is Banner Baywood Medical Center, at 6644 East Baywood Avenue, Mesa, AZ 85206 in Maricopa County. The practice phone is (480) 321-2000.
- Banner Baywood Medical Center6644 East Baywood Avenue, Mesa, AZ 85206 · Maricopa CountyPhone(480) 321-2000
Source: Dmand AI Affiliation Data
Dr. Hardeep S. Grewal is affiliated with 6 sites of care and 2 medical groups
Dr. Grewal's primary practice is Banner Baywood Medical Center in Mesa, Arizona, part of Banner Health. Dr. Grewal is also affiliated with Banner Heart Hospital. The medical group on file is Desert Valley Infectious Disease. Dmand AI also links Dr. Grewal to 3 more hospitals, 1 breast imaging center and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Hardeep S. Grewal's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Grewal practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Banner Baywood Medical Center | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Hardeep S. Grewal is one of 2,420 internists in Arizona
Internal medicine is Dr. Grewal's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Grewal is licensed in Arizona.
Specialties and state licenses
- Internal medicine, ArizonaPrimary
Internists near Dr. Grewal
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Hardeep S. Grewal billed Medicare for 2,214 services in 2024
CMS data shows 2,214 Medicare services from Dr. Grewal across 4 procedure codes in 2024, for 357 Medicare patients. Medicare paid $188,529 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Grewal's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,9572024: 2,21413%
Dr. Grewal compared with the Arizona median for internists, 2024
- Dr. Grewal
- Arizona median
- Medicare services
- 2,214vs 4764.7 times
- Medicare patients
- 357vs 20574% above
- Part D claims
- 232vs 26011% below
Medians across 2,300 internists in Arizona with Dmand AI profiles that report each measure.
Dr. Grewal's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Hardeep S. Grewal treated 357 Medicare patients in 2024, average age 77
CMS counts 357 Medicare patients who saw Dr. Grewal in 2024. The largest group is 75 to 84, with 138 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 15% are also on Medicaid. Their average risk score is 2.90, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Grewal's median patient age at 74, with 42% women.
Dr. Grewal's Medicare patients by age, 2024
Dr. Grewal's Medicare patients by sex, 2024
- Women15644%
- Men20156%
Chronic conditions among Dr. Grewal's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease61%
- Arthritis60%
- Ischemic heart disease60%
- Diabetes53%
- Heart failure53%
- Atrial fibrillation52%
Share of Medicare patients with each condition. A patient can have several.
Dr. Grewal's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women42%
- Men57%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Hardeep S. Grewal wrote 266 Medicare Part D claims in 2024
In 2024, Dr. Grewal wrote 266 Medicare Part D claims for 60 patients. 92% of them were for generic drugs. CMS names the drug for 232 of them, across 9 drugs with 11 or more claims each, at $46,462 in total drug cost. In 2023, CMS named 190 claims across 8 drugs.
Dr. Grewal's Part D claims by kind of drug, 2024
- Generic245 claims92%
- Brand-name21 claims8%
Dr. Grewal's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Grewal's Part D claims, 2024
- Antibiotics95%253 of 266 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1902024: 23222%
Drugs named by CMS: 9 in 2024, 8 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Hardeep S. Grewal takes part in Medicare
Dr. Grewal accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Hardeep S. Grewal received $197 in industry payments from 2016 to 2023
CMS Open Payments shows 8 general payments to Dr. Grewal from 3 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 100% of the total. Boston Scientific Corporation paid the most, $103.
General payments to Dr. Grewal by program year, 2016 to 2023
Companies that paid Dr. Grewal the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Hardeep S. Grewal's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Hardeep S. Grewal
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Hardeep S. Grewal's NPI number?
Dr. Hardeep S. Grewal's NPI number is 1669432118. It was assigned on March 27, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Hardeep S. Grewal?
Dr. Hardeep S. Grewal is an internist in Mesa, Arizona. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Hardeep S. Grewal practice?
Dr. Grewal practices at 6644 East Baywood Avenue, Mesa, AZ 85206. Dr. Grewal's primary practice is Banner Baywood Medical Center in Mesa, Arizona, part of Banner Health. Dmand AI also links Dr. Grewal to 3 hospitals, 1 breast imaging center and 1 medical group.
What is Dr. Hardeep S. Grewal's office phone number?
The practice phone on file for Dr. Grewal is (480) 321-2000.
What is Dr. Hardeep S. Grewal's medical license number?
Dr. Grewal holds Arizona license 34469.
Which hospitals is Dr. Hardeep S. Grewal affiliated with?
Dr. Grewal practices at Banner Baywood Medical Center in Mesa, Arizona. Dr. Grewal is also affiliated with Banner Heart Hospital. Dmand AI links Dr. Grewal to 3 more hospitals.
What medical group is Dr. Hardeep S. Grewal part of?
Dr. Grewal is linked to Desert Valley Infectious Disease. Dmand AI links Dr. Grewal to 1 more medical group.
Does Dr. Hardeep S. Grewal accept Medicare?
Yes. CMS data shows Dr. Grewal billed Medicare for 2,214 services in 2024, and Dr. Grewal accepts Medicare assignment.
How many Medicare patients does Dr. Hardeep S. Grewal see?
CMS counts 357 Medicare patients who saw Dr. Grewal in 2024, with an average age of 77.
What services does Dr. Hardeep S. Grewal bill to Medicare?
In 2024, Dr. Grewal's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99232) and hospital inpatient care (99223).
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What drugs does Dr. Hardeep S. Grewal prescribe most?
In 2024 Medicare Part D data, Dr. Grewal's most prescribed drugs by claims were Cefazolin Sodium, Vancomycin HCl and Cefepime HCl.
Has Dr. Hardeep S. Grewal received payments from drug or device companies?
CMS Open Payments shows $197 in general payments to Dr. Grewal from 3 companies from 2016 to 2023. The largest total came from Boston Scientific Corporation.
How long has Dr. Hardeep S. Grewal been practicing?
Dr. Grewal graduated from medical school in 1994, 32 years ago.
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