Mary Lou Zimmermann, PA-C
Medical Physician Assistant · Parker, CO
Mary Lou Zimmermann, PA-C is a medical physician assistant with a practice address in Parker, Colorado, and NPI 1063689701, issued on May 12, 2008. Check the license (Colorado CO1387, as entered in NPPES) with the Colorado board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mary Lou Zimmermann
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- CO1387 CO
Self-reported in NPPES; status is on the state search - Practice location
- 12230 Lioness Way, Parker, CO 80134
- Phone
- (303) 644-9355
- Enumerated
- May 12, 2008
- Record last updated
- Sep 12, 2018 (not updated in 8 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 1,308 in Colorado → Look up another NPI →
Also registered at 12230 Lioness Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mary Lou Zimmermann in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Colorado board licenses this profession
Search for license CO1387Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.3 times the Medicare Part D claims of the average medical physician assistant in 2024
4,926 Medicare Part D claims for 263 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. 615 claims were for opioids.
Most prescribed
- Oxycodone Hcl211 claims
- Levothyroxine Sodium194 claims
- Tramadol Hcl172 claims
- Gabapentin167 claims
- Atorvastatin Calcium132 claims
- Eliquis127 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 MIPS final score for 2023 (Medicare payment program): 74.5 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $19.22
1 payment: food and beverage; the largest payer was Acadia Pharmaceuticals Inc. The 16,165 providers of this specialty with any payment received $1,055.00 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.
Mary Lou Zimmermann among 1,308 medical physician assistant records in Colorado
Mary Lou Zimmermann, PA-C is one of 1,308 medical physician assistant records with a practice address in Colorado. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 31% of them.
- NPI issued2008 · 31% of these records are older, 63% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileNo · 56% of these records are
- Record last updated2018 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Medical Physician Assistant providers in Colorado
There are 1,308 medical physician assistant records in Colorado.
All 1,308 in Colorado → Every provider in Parker → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Kaitlyn Angeletti, PA-CParker, CO 801341255753349
- Colleen Ballain, PA-CParker, CO 801341114112984
- Kirsten Deroode, PA-CParker, CO 801341003353178
- Michelle Honsinger, P.A.Parker, CO 801341336236108
- Anna Miller, PA-CParker, CO 801341477065548
- Janell Monforton, PAParker, CO 801341427118231
- Sherri Stuart, PA-CParker, CO 801341396700324
- Angelina Waller, PA-CParker, CO 801341417061821
Common questions
What is Mary Lou Zimmermann, PA-C's NPI number?
Mary Lou Zimmermann, PA-C's National Provider Identifier (NPI) is 1063689701, issued on May 12, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Mary Lou Zimmermann, PA-C located?
The NPPES record lists a practice address at 12230 Lioness Way, Parker, CO, 80134. Phone: (303) 644-9355. Providers update this record themselves, so call before visiting.
How can I verify Mary Lou Zimmermann, PA-C's license?
NPPES lists Colorado license number CO1387, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.
How much does Mary Lou Zimmermann, PA-C prescribe under Medicare Part D?
In 2024, Mary Lou Zimmermann, PA-C had 4,926 Medicare Part D claims for 263 beneficiaries; the average among medical physician assistant prescribers was 1,148. Part D covers Medicare prescriptions only.
What is Mary Lou Zimmermann, PA-C's MIPS final score?
The 2023 MIPS final score is 74.5 of 100. 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.