Doctor profile · Federal record
Dr. Onna Klooster, FNP
Family Nurse Practitioner (CMS: Nurse Practitioner) · Primary Care Nurse Practitioner · Westminster, CO
- NPI 1013387851
- Accepts Medicare
- MIPS 88.2 / 100 · 2023
- 12 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
8510 Bryant St, 200
Westminster, CO 800313844
(303) 430-5560
fax (303) 430-5565 - Additional location
-
2551 W 84Th Ave
Westminster, CO 800313807
Credentials & registration
- NPI registered
- October 2015 — 11 yrs on file
- Profile last updated
- August 27, 2025
- Year of graduation
- 2014 — 12 yrs since
- Specialty taxonomy
- 363LF0000X — NUCC code
- State licenses (2)
- Colorado #APN.0991629-NP · Colorado #0991629
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1013387851. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
225
Distinct HCPCS
7
Medicare allowed
$18,305
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 94 | 57 | $111 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 34 | 34 | $113 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 30 | 28 | $79 | |
G0008 |
Administration of influenza virus vaccine | 21 | 21 | $31 | |
83036 |
Hemoglobin a1c level | 20 | 11 | $10 | |
0124A |
Adm sarscv2 bvl 30mcg/.3ml a | 15 | 14 | $41 | |
90686 |
Influenza vaccine, quadrivalent, preservative free, 0.5 ml dosage | 11 | 11 | $22 |
In context: peer comparison
Among 7 peers in Westminster Family Nurse Practitioner, average services per provider: 9,958. This provider delivers 0.0× the peer median.Open Payments
Industry payments received
All-time total
$35
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Hologic Sales and Service, LLC | 1 | $20.91 | |
| GlaxoSmithKline, LLC. | 1 | $13.96 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,730
Patients
498
Total drug cost
$115,010
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 305 | 86 | $4,067 |
| Levothyroxine Sodium | Generic | 182 | 48 | $2,679 |
| Lisinopril | Generic | 152 | 48 | $1,262 |
| Omeprazole | Generic | 145 | 43 | $2,708 |
| Gabapentin | Generic | 134 | 41 | $2,362 |
| Losartan Potassium | Generic | 127 | 31 | $1,786 |
| Metformin Hcl | Generic | 126 | 39 | $1,135 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 96 | 36 | $3,186 |
| Pantoprazole Sodium | Generic | 83 | 27 | $1,172 |
| Tizanidine Hcl | Generic | 69 | 12 | $650 |
Frequently asked questions
What is Dr. Onna Klooster's medical specialty?
Dr. Onna Klooster practices Family Nurse Practitioner in Westminster, CO.
Where does Dr. Onna Klooster practice?
Dr. Onna Klooster practices at 8510 Bryant St, Westminster, CO 800313844. Office phone: 3034305560.
What is Dr. Onna Klooster's NPI?
Dr. Onna Klooster's National Provider Identifier (NPI) is 1013387851, issued by NPPES.
Does Dr. Onna Klooster accept Medicare assignment?
Yes. Dr. Onna Klooster accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Onna Klooster commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.