Kristin Castine, NP
NPI 1144224064 · Adult Health Nurse Practitioner · East Lansing, MI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kristin Castine, NP is a Adult Health Nurse Practitioner provider in East Lansing, MI (NPI 1144224064).
Provider details
- NPI number
- 1144224064
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 4704138680 (MI)
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
21 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
23 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 23 | $96 |
Typical Medicare-allowed amounts for these services range $96–$96 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 33 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 147 | 29 |
| Atorvastatin Calcium | 144 | 39 |
| Lisinopril | 105 | 26 |
| Metformin Hcl | 74 | 15 |
| Hydrochlorothiazide | 71 | 18 |
| Amlodipine Besylate | 70 | 18 |
| Omeprazole | 44 |
Practice location
Mailing address
Additional practice locations (1)
- 804 Service Rd Ste A225East Lansing, MI 48824-7015Phone: (517) 353-2562Fax: (517) 353-2563
Registry dates
- Enumerated
- 2005-06-09
- Last updated
- 2023-06-26
- Certified
- 2023-06-26
Frequently asked questions
- What is Kristin Castine's NPI number?
- Kristin Castine's National Provider Identifier (NPI) is 1144224064, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kristin Castine's specialty?
- Kristin Castine is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Kristin Castine located?
- Kristin Castine's practice location on file with NPPES is 804 Service Rd Ste A110, East Lansing, MI 48824-7015.
- What is Kristin Castine's phone number?
- The practice phone number listed in the NPPES registry for Kristin Castine is (517) 355-2822.
- Does Kristin Castine accept Medicare?
- Kristin Castine is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kristin Castine's NPI active?
- Yes — Kristin Castine's NPI (1144224064) is active in the NPPES registry as of the last update on 2023-06-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.