Karen Popp, CNP
NPI 1821423476 · Nurse Practitioner · Rochester, MN
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Popp, CNP is a Nurse Practitioner provider in Rochester, MN (NPI 1821423476).
Provider details
- NPI number
- 1821423476
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CNP
- Sex
- Female
- Sole proprietor
- No
- License
- R 177572-9 (MN)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
12 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 49 | 12 |
| Lisinopril | 49 | 13 |
| Losartan Potassium | 33 | — |
| Sertraline Hcl | 32 | — |
| Levothyroxine Sodium | 29 | — |
| Atorvastatin Calcium | 27 | — |
| Metoprolol Succinate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,497 across 6 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-09-13
- Last updated
- 2018-12-07
Frequently asked questions
- What is Karen Popp's NPI number?
- Karen Popp's National Provider Identifier (NPI) is 1821423476, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Popp's specialty?
- Karen Popp is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Karen Popp located?
- Karen Popp's practice location on file with NPPES is 210 9th St Se, Rochester, MN 55904-6756.
- What is Karen Popp's phone number?
- The practice phone number listed in the NPPES registry for Karen Popp is (507) 288-3443.
- Does Karen Popp accept Medicare?
- Karen Popp is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Popp's NPI active?
- Yes — Karen Popp's NPI (1821423476) is active in the NPPES registry as of the last update on 2018-12-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.