Dorothy Mathiesen, MSN, RN, FNP-C
NPI 1598334849 · Adult Health Nurse Practitioner · Aurora, CO
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dorothy Mathiesen, MSN, RN, FNP-C is a Adult Health Nurse Practitioner provider in Aurora, CO (NPI 1598334849).
Provider details
- NPI number
- 1598334849
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- MSN, RN, FNP-C
- Sex
- Female
- Sole proprietor
- No
- License
- APN.0996614-NP (CO)
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 tenure25% of score
5 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,136 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 303 | $121 |
| 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'SG2211 | 283 | $14 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 208 | $142 |
| 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'SG2211 | 200 | $14 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 |
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 |
|---|---|---|
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 708 | 249 |
| Carbidopa/Levodopabrand: Carbidopa-Levodopa Er | 235 | 93 |
| Carbidopa/Levodopabrand: Rytary | 162 | 37 |
| Gabapentin | 148 | 59 |
| Primidone | 94 | 27 |
| Pramipexole Di-Hclbrand: Pramipexole Dihydrochloride | 83 | 23 |
| Propranolol Hcl | 57 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,138 across 7 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
- 2021-06-22
- Last updated
- 2021-07-26
- Certified
- 2021-07-26
Frequently asked questions
- What is Dorothy Mathiesen's NPI number?
- Dorothy Mathiesen's National Provider Identifier (NPI) is 1598334849, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dorothy Mathiesen's specialty?
- Dorothy Mathiesen is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Dorothy Mathiesen located?
- Dorothy Mathiesen's practice location on file with NPPES is 1635 Aurora Ct, Aurora, CO 80045-2541.
- What is Dorothy Mathiesen's phone number?
- The practice phone number listed in the NPPES registry for Dorothy Mathiesen is (303) 848-2080.
- Does Dorothy Mathiesen accept Medicare?
- Dorothy Mathiesen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dorothy Mathiesen's NPI active?
- Yes — Dorothy Mathiesen's NPI (1598334849) is active in the NPPES registry as of the last update on 2021-07-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.