John Brown, M.D.
Adolescent Medicine (Family Medicine) Physician · Johnstown, CO
John Brown, M.D. is an adolescent medicine (family medicine) physician with a practice address in Johnstown, Colorado, and NPI 1952490153, issued on Oct 12, 2006. Check the license (Colorado 46037, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- John Brown
- Credential
- M.D.
- Primary taxonomy
- Adolescent Medicine (Family Medicine) Physician 207QA0000X
- License numbers
- 46037 CO
2004029090 MO
193530 OK
Self-reported in NPPES; status is on the state search - Practice location
- 473 Castle Pines Ave Ste 1, Johnstown, CO 80534
- Phone
- (970) 587-7881
- Enumerated
- Oct 12, 2006
- Entity
- Type 1 · individual
Also registered at 473 Castle Pines Ave Ste 1
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Cara Brown, M.D.Adolescent Medicine (Family Medicine) Physician1942399134
- Mandie Dykstra Navarro, M.D.Family Medicine Physician1689615536
- Samantha Poupore, MDFamily Medicine Physician1184150864
- Drake Sisneros, MDFamily Medicine Physician1053934711
Verify John Brown in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 46037Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
28% fewer Medicare Part D claims than the average adolescent medicine (family medicine) physician in 2024
2,259 Medicare Part D claims for 156 beneficiaries, against an average of 3,122 among the 133 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 32 claims were for opioids.
Most prescribed
- Atorvastatin Calcium152 claims
- Amlodipine Besylate123 claims
- Metformin Hcl117 claims
- Lisinopril107 claims
- Levothyroxine Sodium99 claims
- Pravastatin Sodium82 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 Medicare quality score for 2023: 72.7 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).
Industry payments in 2024: $728.71
41 payments, mostly food and beverage; the largest payer was GlaxoSmithKline, LLC.. The 76 providers of this specialty with any payment received $971.86 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
One hospital or facility affiliation
- Family Physicians OF Greeley LLPGreeley, CO
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Adolescent Medicine (Family Medicine) Physician providers in Colorado
There are 5 adolescent medicine (family medicine) physician records in Colorado.
Other adolescent medicine (family medicine) physician records in Colorado
- Thomas Brassfield, M.D.Colorado Springs, CO1285770651
- Cara Brown, M.D.Johnstown, CO1942399134
- Brent Nelson, D.O.Fort Carson, CO1023084902
- Mahkameh Tracy, MDCastle Rock, CO1669634739
Common questions
What is John Brown, M.D.'s NPI number?
John Brown, M.D.'s National Provider Identifier (NPI) is 1952490153, issued on Oct 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Brown, M.D. located?
The NPPES record lists a practice address at 473 Castle Pines Ave Ste 1, Johnstown, CO, 80534. Phone: (970) 587-7881. Providers update this record themselves, so call before visiting.
How can I verify John Brown, M.D.'s license?
NPPES lists Colorado license number 46037, 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 John Brown, M.D. prescribe under Medicare Part D?
In 2024, John Brown, M.D. had 2,259 Medicare Part D claims for 156 beneficiaries; the average among adolescent medicine (family medicine) physician prescribers was 3,122. Part D covers Medicare prescriptions only.
What is John Brown, M.D.'s Medicare quality score?
The 2023 MIPS final score is 72.7 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), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.