William J. Waterhouse, MD
Ophthalmology Physician · Grand Jct, CO
William J. Waterhouse, MD is an ophthalmology physician with a practice address in Grand Jct, Colorado, and NPI 1275536138, issued on May 24, 2005. Check the license (Colorado 33513, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- William J. Waterhouse
- Credential
- MD
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- 33513 CO
Self-reported in NPPES; status is on the state search - Practice location
- 2478 Patterson RD, Grand Jct, CO 81505
- Phone
- (970) 255-7065
- Enumerated
- May 24, 2005
- Record last updated
- Sep 18, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (970) 255-7076
- Medicaid ID
- 01335132 CO
- Medicare enrollment
- Enrolled (PECOS I20100914000403); accepts Medicare assignment
- Medical or professional school
- Uniformed Services Uhs Fe Hebert School Of Med, 1984
- Entity
- Type 1 · individual
Verify William J. Waterhouse in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 33513Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
56% fewer Medicare Part D claims than the average ophthalmology physician in 2024
668 Medicare Part D claims for 182 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 29% of claims.
Most prescribed
- Erythromycin180 claims
- Latanoprost175 claims
- Prednisolone Acetate120 claims
- Ketorolac Tromethamine68 claims
- Brimonidine Tartrate48 claims
- Dorzolamide-Timolol22 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 97.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- The Retina Center OF Western Colorado RllpGrand Junction, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
1 ophthalmology physician records list a practice address in Grand Jct
They are 1 of the 45 NPPES records with a practice address in Grand Jct, and 338 ophthalmology physician records in Colorado.
Other ophthalmology physician records in Colorado
- John Adams, M.D.Greeley, CO1407829179
- Antoni Allen, M.D.Wheat Ridge, CO1548499049
- Christopher Allen, M.D.Colorado Springs, CO1326083585
- Howard Amiel, M.D., M.S.Denver, CO1306964317
- John Ammons, M.D.Denver, CO1386687390
- Erik Anderson, M.D.Colorado Springs, CO1538423652
- Joshua Apple, M.D.Fort Collins, CO1023307048
- Patrick Arnold, M.D.Fort Collins, CO1225034671
- Matthew Asano, M.D.Fort Collins, CO1679860225
- Genie Bang, M.D.Denver, CO1366618548
Common questions
What is William J. Waterhouse, MD's NPI number?
William J. Waterhouse, MD's National Provider Identifier (NPI) is 1275536138, issued on May 24, 2005. An NPI identifies a provider in billing; it is not a license.
Where is William J. Waterhouse, MD located?
The NPPES record lists a practice address at 2478 Patterson RD, Grand Jct, CO, 81505. Phone: (970) 255-7065. Providers update this record themselves, so call before visiting.
How can I verify William J. Waterhouse, MD's license?
NPPES lists Colorado license number 33513, as entered by the provider. Search the Colorado Medical Board at https://dpo.colorado.gov/Medical. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does William J. Waterhouse, MD prescribe under Medicare Part D?
In 2024, William J. Waterhouse, MD had 668 Medicare Part D claims for 182 beneficiaries; the average among ophthalmology physician prescribers was 1,518. Part D covers Medicare prescriptions only.
What is William J. Waterhouse, MD's MIPS final score?
The 2023 MIPS final score is 97.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.