Dr. Louise May, MD
- Medicare services, 2024
- 496
- Medicare patients, 2024
- 354
- Part D claims, 2024
- 59
- Hospital affiliations
- 2
- Industry payments
- $343
- Practice address
- 413 Lilly Road NE, Olympia, WA 98506
- Practice phone
- Call (360) 493-7179
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Louise May is a vascular surgeon in Olympia, Washington
Dr. May practices at Providence St. Peter Hospital in Olympia, Washington, part of Providence Health & Services.
Dr. May's NPI, 1982961173, was assigned on April 12, 2012. Dr. May graduated from Louisiana State University School of Medicine in New Orleans in 2012. Dr. May holds Washington license 60850323.
- NPI
- 1982961173NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7315184462
- NPI enumeration date
- April 12, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (360) 493-7179
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Louise May practices at Providence St. Peter Hospital in Olympia, Washington
Dr. May's primary practice is Providence St. Peter Hospital, at 413 Lilly Road NE, Olympia, WA 98506 in Thurston County. The practice phone is (360) 493-7179.
- Providence St. Peter Hospital413 Lilly Road NE, Olympia, WA 98506 · Thurston CountyPhone(360) 493-7179
Source: Dmand AI Affiliation Data
Dr. Louise May is affiliated with 4 sites of care and 2 medical groups
Dr. May's primary practice is Providence St. Peter Hospital in Olympia, Washington, part of Providence Health & Services. Dr. May is also affiliated with Providence Centralia Hospital. The medical group on file is Providence Medical Group - South Puget Sound (Olympia). Dmand AI also links Dr. May to 2 more group practices and clinics 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. Louise May's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. May practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Providence St. Peter Hospital | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Louise May is one of 112 vascular surgeons in Washington
Vascular surgery is Dr. May's primary specialty in the NPI Registry, under taxonomy code 2086S0129X. Dr. May is licensed in Washington.
Specialties and state licenses
- Vascular surgery, WashingtonPrimary
Vascular surgeons near Dr. May
Counts of vascular surgeons 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. Louise May billed Medicare for 496 services in 2024
CMS data shows 496 Medicare services from Dr. May across 14 procedure codes in 2024, for 354 Medicare patients. Medicare paid $41,299 for them.
Dr. May's Medicare services by type, 2024
- Tests and treatments255
- Office and hospital visits208
- Other services19
- Surgery14
Where Dr. May's Medicare services took place, 2024
- In an office40381%
- In a facility9319%
Dr. May compared with the Washington median for vascular surgeons, 2024
- Dr. May
- Washington median
- Medicare services
- 496vs 510Close to median
- Medicare patients
- 354vs 3879% below
- Part D claims
- 28vs 4335% below
Medians across 113 vascular surgeons in Washington with Dmand AI profiles that report each measure.
Dr. May'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. May?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. May and other vascular surgeons in Washington.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Louise May treated 354 Medicare patients in 2024, average age 75
CMS counts 354 Medicare patients who saw Dr. May in 2024. The largest group is 65 to 74, with 159 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 13% are also on Medicaid. Their average risk score is 1.76, 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. May's median patient age at 72, with 56% women.
Dr. May's Medicare patients by age, 2024
Dr. May's Medicare patients by sex, 2024
- Women16747%
- Men18753%
Chronic conditions among Dr. May's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis48%
- Ischemic heart disease39%
- Diabetes35%
- Atrial fibrillation31%
- Chronic kidney disease30%
- Heart failure29%
Share of Medicare patients with each condition. A patient can have several.
Dr. May's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women56%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Louise May wrote 59 Medicare Part D claims in 2024
In 2024, Dr. May wrote 59 Medicare Part D claims for 28 patients. 93% of them were for generic drugs. CMS names the drug for 28 of them, across 2 drugs with 11 or more claims each, at $118 in total drug cost.
Dr. May's Part D claims by kind of drug, 2024
- Generic55 claims93%
- Brand-name and other4 claims7%
Dr. May'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. May's Part D claims, 2024
- Opioids20%12 of 59 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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. Louise May ranks in the 82nd percentile for removal of tissue in Medicare
Dr. May accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 73 procedures of removal of tissue by Dr. May, more than 82% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. May ranks in Medicare procedure volume
- Removal of tissue
- 82nd percentile73 procedures
- Varicose vein removal
- 55th percentile18 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Leg revascularization (restoring blood flow): 1 to 10 procedures (CMS shows small counts as a range)
Removal or shaving of skin growth: 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); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Louise May received $343 in industry payments from 2024 to 2025
CMS Open Payments shows 8 general payments to Dr. May from 5 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Cook Medical LLC paid the most, $156.
General payments to Dr. May by program year, 2024 to 2025
Companies that paid Dr. May the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Louise May graduated from Louisiana State University School of Medicine in New Orleans
Dr. May graduated from Louisiana State University School of Medicine in New Orleans in 2012.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Louise May'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)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 Dr. Louise May
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. Louise May's NPI number?
Dr. Louise May's NPI number is 1982961173. It was assigned on April 12, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Louise May?
Dr. Louise May is a vascular surgeon in Olympia, Washington. The primary specialty in the NPI Registry is Vascular Surgery Physician (taxonomy code 2086S0129X).
Where does Dr. Louise May practice?
Dr. May practices at 413 Lilly Road NE, Olympia, WA 98506. Dr. May's primary practice is Providence St. Peter Hospital in Olympia, Washington, part of Providence Health & Services. Dmand AI also links Dr. May to 2 group practices and clinics and 1 medical group.
What is Dr. Louise May's office phone number?
The practice phone on file for Dr. May is (360) 493-7179.
What is Dr. Louise May's medical license number?
Dr. May holds Washington license 60850323.
Which hospitals is Dr. Louise May affiliated with?
Dr. May practices at Providence St. Peter Hospital in Olympia, Washington. Dr. May is also affiliated with Providence Centralia Hospital.
What medical group is Dr. Louise May part of?
Dr. May is linked to Providence Medical Group - South Puget Sound (Olympia). Dmand AI links Dr. May to 1 more medical group.
Does Dr. Louise May accept Medicare?
Yes. CMS data shows Dr. May billed Medicare for 496 services in 2024, and Dr. May accepts Medicare assignment.
How many Medicare patients does Dr. Louise May see?
CMS counts 354 Medicare patients who saw Dr. May in 2024, with an average age of 75.
What services does Dr. Louise May bill to Medicare?
In 2024, Dr. May's most billed Medicare services were blood vessel study (93922), blood vessel study (93880) and office visit, established patient (99213).
Show 4 more questionsShow fewer questions
Where did Dr. Louise May go to medical school?
Dr. May graduated from Louisiana State University School of Medicine in New Orleans in 2012.
What drugs does Dr. Louise May prescribe most?
In 2024 Medicare Part D data, Dr. May's most prescribed drugs by claims were Clopidogrel and Atorvastatin Calcium.
Has Dr. Louise May received payments from drug or device companies?
CMS Open Payments shows $343 in general payments to Dr. May from 5 companies from 2024 to 2025. The largest total came from Cook Medical LLC.
How long has Dr. Louise May been practicing?
Dr. May graduated from medical school in 2012, 14 years ago.
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