Cassandra Mckarnin, DO
NPI 1821040924 · Family Medicine Physician · Overland Park, KS
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cassandra Mckarnin, DO is a Family Medicine Physician provider in Overland Park, KS (NPI 1821040924).
Provider details
- NPI number
- 1821040924
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- 0528546 (KS)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 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
1,310 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 | 341 | $89 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 285 | $9 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 168 | $13 |
| 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 | 141 | $15 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 84 | $73 |
| Injection of Drug Or Substance Under Skin Or Into Muscle |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 127 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 459 | 135 |
| Levothyroxine Sodium | 342 | 87 |
| Amlodipine Besylate | 262 | 82 |
| Lisinopril | 228 | 62 |
| Alendronate Sodium | 183 | 51 |
| Gabapentin | 168 | 44 |
| Hydrocodone/Acetaminophen |
Practice location
Mailing address
Additional practice locations (1)
- 12330 Metcalf AveSte. 400Overland Park, KS 66213-1324Phone: (913) 317-7990Fax: (913) 317-7018
Registry dates
- Enumerated
- 2006-05-17
- Last updated
- 2024-02-27
- Certified
- 2024-02-27
Frequently asked questions
- What is Cassandra Mckarnin's NPI number?
- Cassandra Mckarnin's National Provider Identifier (NPI) is 1821040924, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cassandra Mckarnin's specialty?
- Cassandra Mckarnin is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Cassandra Mckarnin located?
- Cassandra Mckarnin's practice location on file with NPPES is 12541 Foster St Ste 300, Overland Park, KS 66213-2304.
- What is Cassandra Mckarnin's phone number?
- The practice phone number listed in the NPPES registry for Cassandra Mckarnin is (913) 317-3200.
- Does Cassandra Mckarnin accept Medicare?
- Cassandra Mckarnin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cassandra Mckarnin's NPI active?
- Yes — Cassandra Mckarnin's NPI (1821040924) is active in the NPPES registry as of the last update on 2024-02-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.