James M. Greer, DPM
- Medicare patients, 2024
- 426
- Part D claims, 2024
- 379
- MIPS score, 2024
- 100
- Industry payments
- $486
- Affiliated sites
- 1
- Practice address
- 460 N Wiget Ln, Walnut Creek, CA 94598
- Practice phone
- Call (202) 815-3665
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Bay Area Surgical Specialist Services
Walnut Creek, California
Find James Greer'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.
James M. Greer is a podiatrist in Walnut Creek, California
James Greer practices at Bay Area Surgical Specialist Services in Walnut Creek, California.
James Greer's NPI, 1376632596, was assigned on October 12, 2006. James Greer graduated from California School of Podiatric Medicine in 1998. James Greer holds California license E4225.
- NPI
- 1376632596NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1951339241
- NPI enumeration date
- October 12, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (202) 815-3665
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 54
- Medical school graduation
- 1998
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
James M. Greer practices at Bay Area Surgical Specialist Services in Walnut Creek, California
James Greer's primary practice is Bay Area Surgical Specialist Services, at 460 N Wiget Ln, Walnut Creek, CA 94598 in Contra Costa County. The practice phone is (202) 815-3665.
- Bay Area Surgical Specialist Services460 N Wiget Ln, Walnut Creek, CA 94598 · Contra Costa CountyPhone(202) 815-3665
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
James M. Greer is affiliated with 2 sites of care and 1 medical group
James Greer's primary practice is Bay Area Surgical Specialist Services in Walnut Creek, California. The medical group on file is John Muir Health. Dmand AI also links James Greer to 1 more home health agency, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at James M. Greer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where James Greer practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Bay Area Surgical Specialist Services | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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James M. Greer is one of 745 podiatrists in California
Podiatrist is James Greer's primary specialty in the NPI Registry, under taxonomy code 213E00000X. James Greer is licensed in California.
Specialties and state licenses
- Podiatrist, CaliforniaPrimary
Podiatrists near James Greer
Counts of podiatrists 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
James M. Greer treated 426 Medicare patients in 2024, average age 77
CMS counts 426 Medicare patients who saw James Greer in 2024. The largest group is 75 to 84, with 166 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 20% are also on Medicaid. Their average risk score is 1.54, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts James Greer's median patient age at 69, with 53% women.
James Greer's Medicare patients by age, 2024
James Greer's Medicare patients by sex, 2024
- Women22954%
- Men19746%
Chronic conditions among James Greer's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis54%
- Diabetes44%
- Chronic kidney disease32%
- Ischemic heart disease28%
- Mood disorders23%
- Atrial fibrillation22%
Share of Medicare patients with each condition. A patient can have several.
James Greer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women53%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
James M. Greer wrote 379 Medicare Part D claims in 2024
In 2024, James Greer wrote 379 Medicare Part D claims for 148 patients. 97% of them were for generic drugs.
James Greer's Part D claims by kind of drug, 2024
- Generic367 claims97%
- Brand-name12 claims3%
Drug classes CMS tracks in James Greer's Part D claims, 2024
- Opioids8%31 of 379 claims
- Antibiotics17%66 of 379 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
James M. Greer scored 100 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for James Greer for performance year 2024, reported individually. James Greer accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 1,264 procedures of removal or shaving of skin growth by James Greer, more than 99% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
James Greer's MIPS scores, performance year 2024
- 100of 100Final score
- 92.3of 100Quality
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where James Greer ranks in Medicare procedure volume
- Removal of nail tissue
- 95th percentile1,522 procedures
- Removal or shaving of skin growth
- 99th percentile1,264 procedures
- Removal of tissue
- 82nd percentile72 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Removal of skin lesions: 1 to 10 procedures (CMS shows small counts as a range)
Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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James M. Greer received $486 in industry payments in 2025
CMS Open Payments shows 7 general payments to James Greer from 4 drug and device companies in 2025. Food and beverage make up the largest share, 74% of the total. Treace Medical Concepts, Inc. paid the most, $328.
General payments to James Greer by kind, 2025 to 2025
- Food and beverage$35974%
- Education$12726%
Companies that paid James Greer the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
James M. Greer graduated from California School of Podiatric Medicine
James Greer graduated from California School of Podiatric Medicine in 1998.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for James M. Greer'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data |
| 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 (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)Doctors and Clinicians Utilization Data (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 |
| 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 James M. Greer
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is James M. Greer's NPI number?
James M. Greer's NPI number is 1376632596. It was assigned on October 12, 2006, and it is active in the NPI Registry.
What does James M. Greer specialize in?
James M. Greer is a podiatrist in Walnut Creek, California. The primary specialty in the NPI Registry is Podiatrist (taxonomy code 213E00000X).
Where does James M. Greer practice?
James Greer practices at 460 N Wiget Ln, Walnut Creek, CA 94598. James Greer's primary practice is Bay Area Surgical Specialist Services in Walnut Creek, California. Dmand AI also links James Greer to 1 home health agency.
What is James M. Greer's office phone number?
The practice phone on file for James Greer is (202) 815-3665.
What is James M. Greer's medical license number?
James Greer holds California license E4225.
What medical group is James M. Greer part of?
James Greer is linked to John Muir Health.
Does James M. Greer accept Medicare?
Yes. CMS lists James Greer as accepting Medicare assignment.
What is James M. Greer's MIPS score?
James Greer's MIPS final score for performance year 2024 is 100 out of 100, reported individually.
How many Medicare patients does James M. Greer see?
CMS counts 426 Medicare patients who saw James Greer in 2024, with an average age of 77.
Where did James M. Greer go to medical school?
James Greer graduated from California School of Podiatric Medicine in 1998.
Has James M. Greer received payments from drug or device companies?
CMS Open Payments shows $486 in general payments to James Greer from 4 companies from 2025 to 2025. The largest total came from Treace Medical Concepts, Inc.
How long has James M. Greer been practicing?
James Greer graduated from medical school in 1998, 28 years ago.
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