Catherine Clark, NP
NPI 1861573156 · Family Nurse Practitioner · Denver, CO
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Catherine Clark, NP is a Family Nurse Practitioner provider in Denver, CO (NPI 1861573156).
Provider details
- NPI number
- 1861573156
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 162502 (CO)
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 tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- 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 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metformin Hcl | 53 | 22 |
| Lisinopril | 37 | 14 |
| Insulin Glargine,hum.rec.anlogbrand: Lantus Solostar | 36 | — |
| Atorvastatin Calcium | 35 | 15 |
| Gabapentin | 30 | 11 |
| Levothyroxine Sodium | 25 | — |
| Linagliptinbrand: Tradjenta |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$41 across 2 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
Additional practice locations (1)
- 7887 E BelleviewSuite 1100Englewood, CO 80111-6015Phone: (303) 770-0507
Registry dates
- Enumerated
- 2006-10-17
- Last updated
- 2021-05-14
- Certified
- 2021-05-14
Frequently asked questions
- What is Catherine Clark's NPI number?
- Catherine Clark's National Provider Identifier (NPI) is 1861573156, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Catherine Clark's specialty?
- Catherine Clark is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Catherine Clark located?
- Catherine Clark's practice location on file with NPPES is 1701 W 72nd Ave, Denver, CO 80221-2721.
- What is Catherine Clark's phone number?
- The practice phone number listed in the NPPES registry for Catherine Clark is (303) 650-4460.
- Does Catherine Clark accept Medicare?
- Catherine Clark is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Catherine Clark's NPI active?
- Yes — Catherine Clark's NPI (1861573156) is active in the NPPES registry as of the last update on 2021-05-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.