Dr. Louis William Cotterell, MD
- Medicare services, 2024
- 1,198
- Medicare patients, 2024
- 343
- Part D claims, 2024
- 1,929
- Hospital affiliations
- 4
- Industry payments
- $269
- Practice address
- 105 W 8th Ave, Spokane, WA 99204
- Practice phone
- Call (509) 838-2531
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Rockwood Clinic PS
Spokane, Washington
Find Dr. Cotterell'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. Louis William Cotterell is a nephrologist in Spokane, Washington
Dr. Cotterell practices at Rockwood Clinic PS in Spokane, Washington.
Dr. Cotterell's NPI, 1811994668, was assigned on July 7, 2005. Dr. Cotterell graduated from Creighton University School of Medicine in 1984. Dr. Cotterell holds Washington license MD00025332.
- NPI
- 1811994668NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8325079320
- NPI enumeration date
- July 7, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (509) 838-2531
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 68
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Louis William Cotterell practices at Rockwood Clinic PS in Spokane, Washington
Dr. Cotterell's primary practice is Rockwood Clinic PS, at 105 W 8th Ave, Spokane, WA 99204 in Spokane County. The practice phone is (509) 838-2531.
- Rockwood Clinic PS105 W 8th Ave, Spokane, WA 99204 · Spokane CountyPhone(509) 838-2531
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Louis William Cotterell is affiliated with 8 sites of care and 2 medical groups
Dr. Cotterell's primary practice is Rockwood Clinic PS in Spokane, Washington. Dr. Cotterell is also affiliated with MultiCare Deaconess Hospital. The medical group on file is MultiCare Indigo Urgent Care, Spokane, Newport Hwy. Dmand AI also links Dr. Cotterell to 3 more hospitals, 2 dialysis centers, 1 group practice or clinic and 1 medical group, each 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. Louis William Cotterell's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Cotterell practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Rockwood Clinic PS | Available with a free account |
| +7 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Louis William Cotterell is one of 225 nephrologists in Washington
Nephrology is Dr. Cotterell's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Cotterell is licensed in Washington.
Specialties and state licenses
- Nephrology, WashingtonPrimary
Nephrologists near Dr. Cotterell
Counts of nephrologists 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. Louis William Cotterell billed Medicare for 1,198 services in 2024
CMS data shows 1,198 Medicare services from Dr. Cotterell across 8 procedure codes in 2024, for 343 Medicare patients. Medicare paid $102,329 for them.
Dr. Cotterell's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 9202024: 79713%
- Office and hospital visits
- 2023: 4992024: 40120%
Where Dr. Cotterell's Medicare services took place, 2024
- In an office1,02385%
- In a facility17515%
Dr. Cotterell compared with the Washington median for nephrologists, 2024
- Dr. Cotterell
- Washington median
- Medicare services
- 1,198vs 70370% above
- Medicare patients
- 343vs 21063% above
- Part D claims
- 1,606vs 6762.4 times
Medians across 217 nephrologists in Washington with Dmand AI profiles that report each measure.
Dr. Cotterell'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Cotterell and other nephrologists in Washington.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Louis William Cotterell treated 343 Medicare patients in 2024, average age 75
CMS counts 343 Medicare patients who saw Dr. Cotterell in 2024. The largest group is 75 to 84, with 150 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 15% are also on Medicaid. Their average risk score is 3.42, 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. Cotterell's median patient age at 73, with 47% women.
Dr. Cotterell's Medicare patients by age, 2024
Dr. Cotterell's Medicare patients by sex, 2024
- Women19457%
- Men14943%
Chronic conditions among Dr. Cotterell's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Diabetes55%
- Arthritis44%
- Heart failure43%
- Ischemic heart disease38%
- Atrial fibrillation33%
Share of Medicare patients with each condition. A patient can have several.
Dr. Cotterell's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women47%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Louis William Cotterell wrote 1,929 Medicare Part D claims in 2024
In 2024, Dr. Cotterell wrote 1,929 Medicare Part D claims for 312 patients. 90% of them were for generic drugs. CMS names the drug for 1,606 of them, across 31 drugs with 11 or more claims each, at $162,074 in total drug cost. In 2023, CMS named 1,815 claims across 29 drugs.
Dr. Cotterell's Part D claims by kind of drug, 2024
- Generic1,728 claims90%
- Brand-name201 claims10%
Dr. Cotterell'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. Cotterell's Part D claims, 2024
- Antibiotics3%52 of 1,929 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: 1,8152024: 1,60612%
Drugs named by CMS: 31 in 2024, 29 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
How Dr. Louis William Cotterell takes part in Medicare
Dr. Cotterell accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Louis William Cotterell received $269 in industry payments from 2022 to 2024
CMS Open Payments shows 11 general payments to Dr. Cotterell from 3 drug and device companies from 2022 to 2024. Food and beverage make up the largest share, 90% of the total. Amgen Inc. paid the most, $123.
General payments to Dr. Cotterell by program year, 2022 to 2024
General payments to Dr. Cotterell by kind, 2022 to 2024
- Food and beverage$24190%
- Education$2810%
Companies that paid Dr. Cotterell the most, 2022 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Louis William Cotterell graduated from Creighton University School of Medicine
Dr. Cotterell graduated from Creighton University School of Medicine in 1984.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Louis William Cotterell'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 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) |
| 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. Louis William Cotterell
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. Louis William Cotterell's NPI number?
Dr. Louis William Cotterell's NPI number is 1811994668. It was assigned on July 7, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Louis William Cotterell?
Dr. Louis William Cotterell is a nephrologist in Spokane, Washington. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Louis William Cotterell practice?
Dr. Cotterell practices at 105 W 8th Ave, Spokane, WA 99204. Dr. Cotterell's primary practice is Rockwood Clinic PS in Spokane, Washington. Dmand AI also links Dr. Cotterell to 3 hospitals, 2 dialysis centers, 1 group practice or clinic and 1 medical group.
What is Dr. Louis William Cotterell's office phone number?
The practice phone on file for Dr. Cotterell is (509) 838-2531.
What is Dr. Louis William Cotterell's medical license number?
Dr. Cotterell holds Washington license MD00025332.
Which hospitals is Dr. Louis William Cotterell affiliated with?
Dr. Cotterell is affiliated with MultiCare Deaconess Hospital. Dmand AI links Dr. Cotterell to 3 more hospitals.
What medical group is Dr. Louis William Cotterell part of?
Dr. Cotterell is linked to MultiCare Indigo Urgent Care, Spokane, Newport Hwy. Dmand AI links Dr. Cotterell to 1 more medical group.
Does Dr. Louis William Cotterell accept Medicare?
Yes. CMS data shows Dr. Cotterell billed Medicare for 1,198 services in 2024, and Dr. Cotterell accepts Medicare assignment.
How many Medicare patients does Dr. Louis William Cotterell see?
CMS counts 343 Medicare patients who saw Dr. Cotterell in 2024, with an average age of 75.
What services does Dr. Louis William Cotterell bill to Medicare?
In 2024, Dr. Cotterell's most billed Medicare services were dialysis (90970), office visit, established patient (99214) and dialysis (90960).
Show 4 more questionsShow fewer questions
Where did Dr. Louis William Cotterell go to medical school?
Dr. Cotterell graduated from Creighton University School of Medicine in 1984.
What drugs does Dr. Louis William Cotterell prescribe most?
In 2024 Medicare Part D data, Dr. Cotterell's most prescribed drugs by claims were Calcitriol, Allopurinol and Cinacalcet HCl.
Has Dr. Louis William Cotterell received payments from drug or device companies?
CMS Open Payments shows $269 in general payments to Dr. Cotterell from 3 companies from 2022 to 2024. The largest total came from Amgen Inc.
How long has Dr. Louis William Cotterell been practicing?
Dr. Cotterell graduated from medical school in 1984, 42 years ago.
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