Dr. Delroy A. McFarlane, MD
- Medicare services, 2023
- 535
- Part D claims, 2024
- 991
- Industry payments
- $85
- Medical group
- 1
- Insurance carriers
- 9
- Practice address
- 300 Pasteur Dr, Stanford, CA 94305
- Practice phone
- Call (650) 723-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Stanford Hospital
Stanford, California
Find Dr. McFarlane'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. Delroy A. McFarlane is an internist in Stanford, California
Dr. McFarlane practices at Stanford Hospital in Stanford, California.
Dr. McFarlane's NPI, 1619089588, was assigned on August 31, 2006. Dr. McFarlane graduated from University of Pittsburgh School of Medicine in 1985. Dr. McFarlane holds California license G59666.
- NPI
- 1619089588NPI Registry (opens in a new tab)
- NPI enumeration date
- August 31, 2006
- NPI status
- Active
- Practice phone
- (650) 723-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 57
- Medical school graduation
- 1985
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Delroy A. McFarlane practices at Stanford Hospital in Stanford, California
Dr. McFarlane's primary practice is Stanford Hospital, at 300 Pasteur Dr, Stanford, CA 94305 in Santa Clara County. The practice phone is (650) 723-4000.
- Stanford Hospital300 Pasteur Dr, Stanford, CA 94305 · Santa Clara CountyPhone(650) 723-4000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Delroy A. McFarlane is affiliated with 1 site of care and 1 medical group
Dr. McFarlane's primary practice is Stanford Hospital in Stanford, California. Dmand AI also links Dr. McFarlane to 1 medical group, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Delroy A. McFarlane's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. McFarlane practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Stanford Hospital | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Delroy A. McFarlane is one of 16,751 internists in California
Internal medicine is Dr. McFarlane's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. McFarlane is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. McFarlane's licenses on file in 3 states: California, Florida and Nevada.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
- Florida license
- Specialist, Nevada
Clinical focus
Dmand AI lists acne, acute skin infection, alcohol use disorders, alzheimer's disease, aneurysm, anxiety, asthma and atrial fibrillation and flutter among the conditions Dr. McFarlane treats.
Internists near Dr. McFarlane
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. Delroy A. McFarlane billed Medicare for 535 services in 2023
CMS data shows 535 Medicare services from Dr. McFarlane across 3 procedure codes in 2023. Medicare paid $46,179 for them. Every service was in an office.
Dr. McFarlane's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Office and hospital visits
- 2022: 6912023: 47931%
- Other services
- 2022: 1062023: 5647%
- Tests and treatments
- 2022: 342023: 0100%
Dr. McFarlane compared with the California median for internists, 2023
- Dr. McFarlane
- California median
- Medicare services
- 535vs 36148% above
- Part D claims
- 713vs 42169% above
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. McFarlane's most billed Medicare procedure codes, 2023
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. McFarlane?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. McFarlane and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Delroy A. McFarlane's patients have a median age of 43
Across all payers, Dmand AI patient panel data puts Dr. McFarlane's median patient age at 43, with 43% women.
Dr. McFarlane's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 43
Patient panel by sex, all payers
- Women43%
- Men57%
Source: Dmand AI Patient Panel Data
Dr. Delroy A. McFarlane wrote 991 Medicare Part D claims in 2024
In 2024, Dr. McFarlane wrote 991 Medicare Part D claims for 191 patients. 94% of them were for generic drugs. CMS names the drug for 713 of them, across 24 drugs with 11 or more claims each, at $22,332 in total drug cost. In 2023, CMS named 2,663 claims across 71 drugs.
Dr. McFarlane's Part D claims by kind of drug, 2024
- Generic927 claims94%
- Brand-name and other64 claims6%
Dr. McFarlane'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2,6632024: 71373%
Drugs named by CMS: 24 in 2024, 71 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
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Dr. Delroy A. McFarlane received $85 in industry payments in 2016
CMS Open Payments shows 1 general payment to Dr. McFarlane from 1 drug or device company in 2016. Education make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $85.
Companies that paid Dr. McFarlane the most, 2016 to 2016
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Delroy A. McFarlane has 1 award and honors on record
Dmand AI lists 1 award for Dr. McFarlane, most recently CMS Stage 1 EHR in 2012.
Awards and honors for Dr. McFarlane
- 2012
- CMS Stage 1 EHR
Source: Dmand AI Professional Profile Data
Dr. Delroy A. McFarlane graduated from University of Pittsburgh School of Medicine
Dr. McFarlane graduated from University of Pittsburgh School of Medicine in 1985.
- Medical school
- Board certified in internal medicine
- Board certified in obesity medicine
Source: Dmand AI Professional Profile Data
Dr. Delroy A. McFarlane accepts plans from 9 insurance carriers
Dr. McFarlane is in network with 9 carriers, including Elevance, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 8. Check the plan with the practice before a visit.
- Elevance
- Excellus BlueCross BlueShield
- Blue Cross Blue Shield of Michigan
- Cigna
- United Healthcare
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- Blue Cross and Blue Shield of Kansas City
- +1 more carriersWith a free account
Plan types Dr. McFarlane accepts, by number of carriers
- PPO8
- Medicare7
- HMO5
- POS5
- EPO3
Source: Dmand AI Insurance Network Data
Sources for Dr. Delroy A. McFarlane'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 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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. Delroy A. McFarlane
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. Delroy A. McFarlane's NPI number?
Dr. Delroy A. McFarlane's NPI number is 1619089588. It was assigned on August 31, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Delroy A. McFarlane?
Dr. Delroy A. McFarlane is an internist in Stanford, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Delroy A. McFarlane practice?
Dr. McFarlane practices at 300 Pasteur Dr, Stanford, CA 94305. Dr. McFarlane's primary practice is Stanford Hospital in Stanford, California. Dmand AI also links Dr. McFarlane to 1 medical group.
What is Dr. Delroy A. McFarlane's office phone number?
The practice phone on file for Dr. McFarlane is (650) 723-4000.
What is Dr. Delroy A. McFarlane's medical license number?
Dr. McFarlane holds California license G59666, one of the licenses on file in 3 states.
Which states has Dr. Delroy A. McFarlane been licensed in?
Dmand AI has state licenses on file for Dr. McFarlane in California (1987 to 2026), Florida (2023 to 2027) and Nevada (2000 to 2027).
Does Dr. Delroy A. McFarlane accept Medicare?
Yes. CMS data shows Dr. McFarlane billed Medicare for 535 services in 2023.
Is Dr. Delroy A. McFarlane board certified?
Yes. Dr. McFarlane is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Delroy A. McFarlane bill to Medicare?
In 2023, Dr. McFarlane's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and medicare service (G0439).
Where did Dr. Delroy A. McFarlane go to medical school?
Dr. McFarlane graduated from University of Pittsburgh School of Medicine in 1985.
Show 4 more questionsShow fewer questions
What drugs does Dr. Delroy A. McFarlane prescribe most?
In 2024 Medicare Part D data, Dr. McFarlane's most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Amlodipine Besylate.
Has Dr. Delroy A. McFarlane received payments from drug or device companies?
CMS Open Payments shows $85 in general payments to Dr. McFarlane from 1 company from 2016 to 2016. The largest total came from Novo Nordisk Inc.
How long has Dr. Delroy A. McFarlane been practicing?
Dr. McFarlane graduated from medical school in 1985, 41 years ago.
What insurance does Dr. Delroy A. McFarlane accept?
Dr. McFarlane is in network with 9 carriers, including Elevance, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 8. Check the plan with the practice before a visit.
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