Ashley Messmer
NPI 1669818415 · Family Nurse Practitioner · Peoria, IL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ashley Messmer is a Family Nurse Practitioner provider in Peoria, IL (NPI 1669818415).
Provider details
- NPI number
- 1669818415
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 209010548 (IL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
13 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
3,330 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 625 | $8 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 486 | $10 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 443 | $104 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 418 | $9 |
| Magnesium Level83735 | 173 | $7 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'S |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Dexamethasone | 34 | 12 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 23 | 18 |
| Acyclovir | 20 | — |
| Ondansetron Hcl | 18 | 11 |
| Levothyroxine Sodium | 17 | — |
| Oxycodone Hcl | 12 | — |
| Omeprazole | 11 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-05-21
- Last updated
- 2026-04-20
- Certified
- 2026-04-20
Frequently asked questions
- What is Ashley Messmer's NPI number?
- Ashley Messmer's National Provider Identifier (NPI) is 1669818415, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ashley Messmer's specialty?
- Ashley Messmer is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ashley Messmer located?
- Ashley Messmer's practice location on file with NPPES is 1310 N Missouri Ave, Peoria, IL 61603-3105.
- What is Ashley Messmer's phone number?
- The practice phone number listed in the NPPES registry for Ashley Messmer is (309) 308-3800.
- Does Ashley Messmer accept Medicare?
- Ashley Messmer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ashley Messmer's NPI active?
- Yes — Ashley Messmer's NPI (1669818415) is active in the NPPES registry as of the last update on 2026-04-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.