Dr. James Gary Grant, MD
- Medicare services, 2021
- 2,283
- Part D claims, 2024
- 30
- Hospital affiliations
- 1
- Industry payments
- $2,234
- Medical group
- 1
- Practice address
- 23625 W R Holman Highway, Monterey, CA 93940
- Practice phone
- Call (831) 624-5311
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
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Dr. James Gary Grant is an internist in Monterey, California
Dr. Grant practices at Community Hospital of the Monterey Peninsula in Monterey, California, part of Montage Health.
Dr. Grant's NPI, 1578665535, was assigned on September 1, 2006. Dr. Grant graduated from College of Medicine - Tucson in 1977. Dr. Grant holds California license G38783.
- NPI
- 1578665535NPI Registry (opens in a new tab)
- NPI enumeration date
- September 1, 2006
- NPI status
- Active
- Practice phone
- (831) 624-5311
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 79
- Medical school graduation
- 1977
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. James Gary Grant practices at Community Hospital of the Monterey Peninsula in Monterey, California
Dr. Grant's primary practice is Community Hospital of the Monterey Peninsula, at 23625 W R Holman Highway, Monterey, CA 93940 in Monterey County. The practice phone is (831) 624-5311.
- Community Hospital of the Monterey Peninsula23625 W R Holman Highway, Monterey, CA 93940 · Monterey CountyPhone(831) 624-5311
Source: Dmand AI Affiliation Data
Dr. James Gary Grant is affiliated with 2 sites of care and 1 medical group
Dr. Grant's primary practice is Community Hospital of the Monterey Peninsula in Monterey, California, part of Montage Health. The medical group on file is Community Hospital of the Monterey Peninsula. Dmand AI also links Dr. Grant to 1 more physician office, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. James Gary Grant's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Grant practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Community Hospital of the Monterey Peninsula | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. James Gary Grant is one of 16,751 internists in California
Internal medicine is Dr. Grant's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Grant is board certified in internal medicine by the American Board of Internal Medicine. Dr. Grant is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Internists near Dr. Grant
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. James Gary Grant billed Medicare for 2,283 services in 2021
CMS data shows 2,283 Medicare services from Dr. Grant across 9 procedure codes in 2021. Medicare paid $120,600 for them.
Dr. Grant's Medicare services by type, 2020 to 2021
- 2020
- 2021
- Office and hospital visits
- 2020: 1,8832021: 1,47921%
- Tests and treatments
- 2020: 8922021: 63928%
- Other services
- 2020: 3452021: 16552%
Where Dr. Grant's Medicare services took place, 2021
- In an office1,83280%
- In a facility45120%
Dr. Grant compared with the California median for internists, 2021
- Dr. Grant
- California median
- Medicare services
- 2,283vs 3616.3 times
- Part D claims
- 113vs 42173% below
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Grant's most billed Medicare procedure codes, 2021
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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Grant and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. James Gary Grant's patients have a median age of 76
Across all payers, Dmand AI patient panel data puts Dr. Grant's median patient age at 76, with 35% women.
Dr. Grant's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 76
Patient panel by sex, all payers
- Women35%
- Men65%
Source: Dmand AI Patient Panel Data
Dr. James Gary Grant wrote 30 Medicare Part D claims in 2024
In 2024, Dr. Grant wrote 30 Medicare Part D claims. 73% of them were for generic drugs. They cover 6 drugs, with $2,881 in total drug cost. In 2021, CMS named 3,249 claims across 69 drugs.
Dr. Grant's Part D claims by kind of drug, 2024
- Generic22 claims73%
- Brand-name and other8 claims27%
Dr. Grant's most prescribed drugs by claims, 2022
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 3,2492022: 11397%
Drugs named by CMS: 6 in 2022, 69 in 2021.
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
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Dr. James Gary Grant received $2,234 in industry payments from 2016 to 2018
CMS Open Payments shows 27 general payments to Dr. Grant from 12 drug and device companies from 2016 to 2018. Food and beverage make up the largest share, 96% of the total. Allergan Inc. paid the most, $773.
General payments to Dr. Grant by program year, 2016 to 2018
General payments to Dr. Grant by kind, 2016 to 2018
- Food and beverage$2,14496%
- Education$904%
Companies that paid Dr. Grant the most, 2016 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. James Gary Grant graduated from College of Medicine - Tucson
Dr. Grant graduated from College of Medicine - Tucson in 1977.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. James Gary Grant accepts plans from 5 insurance carriers
Dr. Grant is in network with 5 carriers, including Blue Cross Blue Shield of Massachusetts, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Massachusetts
- Blue Cross Blue Shield of Michigan
- Elevance
- HCSC
- Regence Health Plans
Plan types Dr. Grant accepts, by number of carriers
- Medicare5
- PPO5
Source: Dmand AI Insurance Network Data
Sources for Dr. James Gary Grant'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 Data |
| 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| 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. James Gary Grant
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. James Gary Grant's NPI number?
Dr. James Gary Grant's NPI number is 1578665535. It was assigned on September 1, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. James Gary Grant?
Dr. James Gary Grant is an internist in Monterey, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. James Gary Grant practice?
Dr. Grant practices at 23625 W R Holman Highway, Monterey, CA 93940. Dr. Grant's primary practice is Community Hospital of the Monterey Peninsula in Monterey, California, part of Montage Health. Dmand AI also links Dr. Grant to 1 physician office.
What is Dr. James Gary Grant's office phone number?
The practice phone on file for Dr. Grant is (831) 624-5311.
What is Dr. James Gary Grant's medical license number?
Dr. Grant holds California license G38783.
Which hospitals is Dr. James Gary Grant affiliated with?
Dr. Grant practices at Community Hospital of the Monterey Peninsula in Monterey, California.
What medical group is Dr. James Gary Grant part of?
Dr. Grant is linked to Community Hospital of the Monterey Peninsula.
Does Dr. James Gary Grant accept Medicare?
Yes. CMS data shows Dr. Grant billed Medicare for 2,283 services in 2021.
Is Dr. James Gary Grant board certified?
Yes. Dr. Grant is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. James Gary Grant bill to Medicare?
In 2021, Dr. Grant's most billed Medicare services were office visit, established patient (99213), heart test or procedure (93010) and heart test or procedure (93000).
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Where did Dr. James Gary Grant go to medical school?
Dr. Grant graduated from College of Medicine - Tucson in 1977.
What drugs does Dr. James Gary Grant prescribe most?
In 2022 Medicare Part D data, Dr. Grant's most prescribed drugs by claims were Atorvastatin Calcium, Ezetimibe and Metoprolol Succinate.
Has Dr. James Gary Grant received payments from drug or device companies?
CMS Open Payments shows $2,234 in general payments to Dr. Grant from 12 companies from 2016 to 2018. The largest total came from Allergan Inc.
How long has Dr. James Gary Grant been practicing?
Dr. Grant graduated from medical school in 1977, 49 years ago.
What insurance does Dr. James Gary Grant accept?
Dr. Grant is in network with 5 carriers, including Blue Cross Blue Shield of Massachusetts, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
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