Dr. Gary J. Grossman, MD
- Medicare services, 2024
- 5,289
- Medicare patients, 2024
- 555
- Part D claims, 2024
- 13,587
- MIPS score, 2024
- 24
- Industry payments
- $6,590
- Practice address
- 201 N Buffalo Dr, Las Vegas, NV 89145-0373
- Practice phone
- Call (702) 242-2737
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Internal Medicine Specialists Of Southern Nevada
Primary care practice · Las Vegas, Nevada
Find Dr. Grossman'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. Gary J. Grossman is an internist in Las Vegas, Nevada
Dr. Grossman practices at Internal Medicine Specialists Of Southern Nevada in Las Vegas, Nevada.
Dr. Grossman's NPI, 1487679445, was assigned on July 12, 2006. Dr. Grossman holds Nevada license 6261.
- NPI
- 1487679445NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2466440904
- NPI enumeration date
- July 12, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (702) 242-2737
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 64
- Medical school graduation
- 1988
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gary J. Grossman practices at Internal Medicine Specialists of Southern Nevada in Las Vegas, Nevada
Dr. Grossman's primary practice is Internal Medicine Specialists of Southern Nevada, at 201 N Buffalo Dr, Las Vegas, NV 89145-0373. The practice phone is (702) 242-2737.
- Internal Medicine Specialists of Southern Nevada201 N Buffalo Dr, Las Vegas, NV 89145-0373Phone(702) 242-2737
Source: Dmand AI Affiliation Data
Dr. Gary J. Grossman is affiliated with 3 sites of care and 1 medical group
Dr. Grossman's primary practice is Internal Medicine Specialists Of Southern Nevada in Las Vegas, Nevada. The medical group on file is Internal Medicine Specialists of Southern Nevada. Dmand AI also links Dr. Grossman to 2 more home health agencies, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Gary J. Grossman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Grossman practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Internal Medicine Specialists Of Southern Nevada | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Gary J. Grossman is one of 1,019 internists in Nevada
Internal medicine is Dr. Grossman's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Grossman is licensed in Nevada.
Specialties and state licenses
- Internal medicine, NevadaPrimary
Internists near Dr. Grossman
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. Gary J. Grossman billed Medicare for 5,289 services in 2024
CMS data shows 5,289 Medicare services from Dr. Grossman across 33 procedure codes in 2024, for 555 Medicare patients. Medicare paid $313,353 for them. Every service was in an office.
Dr. Grossman's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,3672024: 2,926114%
- Other services
- 2023: 7972024: 94118%
- Tests and treatments
- 2023: 7772024: 92018%
- Imaging
- 2023: 2722024: 36534%
- Drugs given in the office
- 2023: 782024: 13776%
Dr. Grossman compared with the Nevada median for internists, 2024
- Dr. Grossman
- Nevada median
- Medicare services
- 5,289vs 52010.2 times
- Medicare patients
- 555vs 1912.9 times
- Part D claims
- 12,892vs 36435.4 times
Medians across 935 internists in Nevada with Dmand AI profiles that report each measure.
Dr. Grossman'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.
Need commercial claims for Dr. Grossman?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Grossman and other internists in Nevada.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gary J. Grossman treated 555 Medicare patients in 2024, average age 76
CMS counts 555 Medicare patients who saw Dr. Grossman in 2024. The largest group is 65 to 74, with 235 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 3% are also on Medicaid. Their average risk score is 1.06, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Grossman's median patient age at 74, with 50% women.
Dr. Grossman's Medicare patients by age, 2024
Dr. Grossman's Medicare patients by sex, 2024
- Women29052%
- Men26548%
Chronic conditions among Dr. Grossman's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis42%
- Diabetes31%
- Ischemic heart disease31%
- Chronic kidney disease26%
- Cancer20%
- Anxiety19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Grossman'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
- Women50%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gary J. Grossman wrote 13,587 Medicare Part D claims in 2024
In 2024, Dr. Grossman wrote 13,587 Medicare Part D claims for 1,065 patients. 91% of them were for generic drugs. CMS names the drug for 12,892 of them, across 165 drugs with 11 or more claims each, at $543,750 in total drug cost. In 2023, CMS named 12,804 claims across 163 drugs.
Dr. Grossman's Part D claims by kind of drug, 2024
- Generic12,352 claims91%
- Brand-name1,168 claims9%
- Other67 claims0%
Dr. Grossman'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. Grossman's Part D claims, 2024
- Opioids6%765 of 13,587 claims
- Antibiotics4%605 of 13,587 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: 12,8042024: 12,8921%
Drugs named by CMS: 165 in 2024, 163 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
Dr. Gary J. Grossman scored 24 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 24 out of 100 for Dr. Grossman for performance year 2024, reported individually. Dr. Grossman accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Grossman as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Grossman's MIPS scores, performance year 2024
- 24of 100Final score
- 0of 100Quality
- 0of 100Improvement Activities
- 80of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Gary J. Grossman received $6,590 in industry payments from 2016 to 2025
CMS Open Payments shows 384 general payments to Dr. Grossman from 55 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 97% of the total. Novo Nordisk Inc paid the most, $972.
General payments to Dr. Grossman by program year, 2016 to 2025
General payments to Dr. Grossman by kind, 2016 to 2025
- Food and beverage$6,39797%
- Education$1933%
Companies that paid Dr. Grossman the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Gary J. Grossman'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 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)Clinician Public Reporting: Overall MIPS Performance (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. Gary J. Grossman
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. Gary J. Grossman's NPI number?
Dr. Gary J. Grossman's NPI number is 1487679445. It was assigned on July 12, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Gary J. Grossman?
Dr. Gary J. Grossman is an internist in Las Vegas, Nevada. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Gary J. Grossman practice?
Dr. Grossman practices at 201 N Buffalo Dr, Las Vegas, NV 89145-0373. Dr. Grossman's primary practice is Internal Medicine Specialists Of Southern Nevada in Las Vegas, Nevada. Dmand AI also links Dr. Grossman to 2 home health agencies.
What is Dr. Gary J. Grossman's office phone number?
The practice phone on file for Dr. Grossman is (702) 242-2737.
What is Dr. Gary J. Grossman's medical license number?
Dr. Grossman holds Nevada license 6261.
What medical group is Dr. Gary J. Grossman part of?
Dr. Grossman is linked to Internal Medicine Specialists of Southern Nevada.
Does Dr. Gary J. Grossman accept Medicare?
Yes. CMS data shows Dr. Grossman billed Medicare for 5,289 services in 2024, and Dr. Grossman accepts Medicare assignment.
Does Dr. Gary J. Grossman offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Grossman as offering telehealth services.
What is Dr. Gary J. Grossman's MIPS score?
Dr. Grossman's MIPS final score for performance year 2024 is 24 out of 100, reported individually.
How many Medicare patients does Dr. Gary J. Grossman see?
CMS counts 555 Medicare patients who saw Dr. Grossman in 2024, with an average age of 76.
Show 4 more questionsShow fewer questions
What services does Dr. Gary J. Grossman bill to Medicare?
In 2024, Dr. Grossman's most billed Medicare services were office visit, established patient (99214), care management and other visits (99439) and office visit, established patient (99213).
What drugs does Dr. Gary J. Grossman prescribe most?
In 2024 Medicare Part D data, Dr. Grossman's most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Amlodipine Besylate.
Has Dr. Gary J. Grossman received payments from drug or device companies?
CMS Open Payments shows $6,590 in general payments to Dr. Grossman from 55 companies from 2016 to 2025. The largest total came from Novo Nordisk Inc.
How long has Dr. Gary J. Grossman been practicing?
Dr. Grossman graduated from medical school in 1988, 38 years ago.
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