Michelle Kooiman, NP-C
NPI 1437456019 · Family Nurse Practitioner · Barstow, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michelle Kooiman, NP-C is a Family Nurse Practitioner provider in Barstow, CA (NPI 1437456019).
Provider details
- NPI number
- 1437456019
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP-C
- Sex
- Female
- Sole proprietor
- Yes
- License
- 17946 (CA)
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
15 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
231 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 Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 87 | $50 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 39 | $80 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, at Least 10 Minutes99307 | 33 | $35 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 30 | $112 |
| Office Or Other Outpatient Visit for the Evaluation and Management of Established Patient That May Not Require Presence of Healthcare Professional99211 | 23 | $18 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 80 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 143 | 31 |
| Apixabanbrand: Eliquis | 126 | 14 |
| Levothyroxine Sodium | 123 | 19 |
| Amlodipine Besylate | 120 | 21 |
| Furosemide | 120 | 21 |
| Metoprolol Succinate | 99 | 18 |
| Potassium Chloride |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-02-17
- Last updated
- 2020-07-09
- Certified
- 2020-07-09
Frequently asked questions
- What is Michelle Kooiman's NPI number?
- Michelle Kooiman's National Provider Identifier (NPI) is 1437456019, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michelle Kooiman's specialty?
- Michelle Kooiman is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Michelle Kooiman located?
- Michelle Kooiman's practice location on file with NPPES is 100 Veterans Pkwy, Barstow, CA 92311-7003.
- What is Michelle Kooiman's phone number?
- The practice phone number listed in the NPPES registry for Michelle Kooiman is (760) 252-6304.
- Does Michelle Kooiman accept Medicare?
- Michelle Kooiman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michelle Kooiman's NPI active?
- Yes — Michelle Kooiman's NPI (1437456019) is active in the NPPES registry as of the last update on 2020-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.