Calah Messner, A-GNP-C
Primary Care Nurse Practitioner · Arvada, CO
Calah Messner, A-GNP-C is a primary care nurse practitioner with a practice address in Arvada, Colorado, and NPI 1881338135, issued on Apr 22, 2022. Check the license (Colorado APN.0997533-NP, as entered in NPPES) with the Colorado board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Calah Messner
- Credential
- A-GNP-C
- Primary taxonomy
- Primary Care Nurse Practitioner 363LP2300X
- License number
- APN.0997533-NP CO
Self-reported in NPPES; status is on the state search - Practice location
- 16280 W 64TH Ave, Arvada, CO 80007
- Phone
- (720) 898-1110
- Enumerated
- Apr 22, 2022
- Record last updated
- Apr 22, 2022
- Fax
- (720) 898-1113
- Medicare enrollment
- Enrolled (PECOS I20220512001114); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest primary care nurse practitioner records → All 194 in Colorado → Look up another NPI →
Also registered at 16280 W 64TH Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jeffry Byrne, D.O.Family Medicine Physician1144617713
- Tameira Hollander, MDInternal Medicine Physician1275514309
- Stefanie Wilson, FNPFamily Nurse Practitioner1649632464
Verify Calah Messner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Colorado board licenses this profession
Search for license APN.0997533-NPCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
42% fewer Medicare Part D claims than the average primary care nurse practitioner in 2024
869 Medicare Part D claims for 165 beneficiaries, against an average of 1,492 among the 5,992 providers of this specialty who prescribed in Part D. 12 claims were for opioids.
Most prescribed
- Levothyroxine Sodium68 claims
- Atorvastatin Calcium50 claims
- Losartan Potassium34 claims
- Escitalopram Oxalate29 claims
- Gabapentin22 claims
- Omeprazole22 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.
Industry payments in 2024: $59.38
3 payments; by number, the most common kind was food and beverage; the largest payer was Exact Sciences Corporation. The 4,321 providers of this specialty with any payment received $625.13 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.
Bills Medicare through one group practice
- Catholic Health Initiatives ColoradoArvada, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Calah Messner among 194 primary care nurse practitioner records in Colorado
Calah Messner, A-GNP-C is one of 194 primary care nurse practitioner records with a practice address in Colorado. 64% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 71% of them.
- NPI issued2022 · 71% of these records are older, 24% newer
- In a Medicare fileYes · 64% of these records are
- In the CMS Doctors and Clinicians fileYes · 54% of these records are
- Graduated2022 · median 2019 among the 105 with a school on file
- Record last updated2022 · 34% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP2300X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Primary Care Nurse Practitioner providers in Colorado
There are 194 primary care nurse practitioner records in Colorado.
All 194 in Colorado → Every provider in Arvada → Primary Care Nurse Practitioner nationwide →
The 8 primary care nurse practitioner records with the nearest ZIP codes
- Keshabi ChapagaiAurora, CO 800101336673334
- Lily Juan, FNP-CAurora, CO 800101598013260
- Karen Dodd, PNPAurora, CO 800111306921036
- Dana Haines, NPArvada, CO 800031326686908
- Krystal Palmer, PNPAurora, CO 800111184756397
- Karen Stockman, NPWestminster, CO 800031528124591
- Sujin BaekAurora, CO 800121831626423
- Rachel Bonoan, NPArvada, CO 800021336864602
Common questions
What is Calah Messner, A-GNP-C's NPI number?
Calah Messner, A-GNP-C's National Provider Identifier (NPI) is 1881338135, issued on Apr 22, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Calah Messner, A-GNP-C located?
The NPPES record lists a practice address at 16280 W 64TH Ave, Arvada, CO, 80007. Phone: (720) 898-1110. Providers update this record themselves, so call before visiting.
How can I verify Calah Messner, A-GNP-C's license?
NPPES lists Colorado license number APN.0997533-NP, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.
How much does Calah Messner, A-GNP-C prescribe under Medicare Part D?
In 2024, Calah Messner, A-GNP-C had 869 Medicare Part D claims for 165 beneficiaries; the average among primary care nurse practitioner prescribers was 1,492. Part D covers Medicare prescriptions only.
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.