Ann Herzmann
NPI 1871832311 · Nurse Practitioner · Lake Zurich, IL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ann Herzmann is a Nurse Practitioner provider in Lake Zurich, IL (NPI 1871832311).
Provider details
- NPI number
- 1871832311
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 209010054 (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
534 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 230 | $79 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 137 | $98 |
| Respiratory Infectious Agent Detection By Rna for Severe Acute Respiratory Syndrome Coronavirus 2 (covid 19), Influenza A, Influenza B, and Respiratory Syncytial Virus, Upper Respiratory Specimen, Each Reported As Detected Or Not Detected0241U | 56 | $140 |
| Urinalysis, Manual Test81002 | 48 | $3 |
| Detection Test By Nucleic Acid for Strep (streptococcus, Group A), Amplified Probe Technique87651 | 47 | $34 |
| Amplifed Dna Or Rna Probe Detection of Severe Acute Respiratory Syndrome Coronavirus 2 (covid-19) Antigen |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Azithromycin | 128 | 127 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 59 | 59 |
| Cephalexin | 56 | 52 |
| Methylprednisolone | 42 | 41 |
| Prednisone | 37 | 37 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 22 | 22 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa |
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-02-04
- Last updated
- 2022-07-29
- Certified
- 2022-07-29
Frequently asked questions
- What is Ann Herzmann's NPI number?
- Ann Herzmann's National Provider Identifier (NPI) is 1871832311, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ann Herzmann's specialty?
- Ann Herzmann is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ann Herzmann located?
- Ann Herzmann's practice location on file with NPPES is 910 N Rand Rd, Lake Zurich, IL 60047-3201.
- What is Ann Herzmann's phone number?
- The practice phone number listed in the NPPES registry for Ann Herzmann is (800) 323-8622.
- Does Ann Herzmann accept Medicare?
- Ann Herzmann is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ann Herzmann's NPI active?
- Yes — Ann Herzmann's NPI (1871832311) is active in the NPPES registry as of the last update on 2022-07-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.