Katherine Cox, DO
NPI 1942520424 · Family Medicine Physician · Grass Lake, MI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Cox, DO is a Family Medicine Physician provider in Grass Lake, MI (NPI 1942520424).
Provider details
- NPI number
- 1942520424
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- Yes
- License
- 268963 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
16 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
565 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 | 246 | $74 |
| 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 | 182 | $16 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 48 | $53 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 33 | $92 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 29 | $50 |
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 |
|---|---|---|
| Lisinopril | 168 | 68 |
| Atorvastatin Calcium | 139 | 65 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 122 | 31 |
| Amlodipine Besylate | 112 | 50 |
| Levothyroxine Sodium | 99 | 40 |
| Losartan Potassium | 95 | 45 |
Practice location
Mailing address
Additional practice locations (1)
- 3160 21st StAstoriaNew York, NY 11106-4520Phone: (718) 808-7300Fax: (718) 274-6945
Registry dates
- Enumerated
- 2010-06-07
- Last updated
- 2023-03-13
- Certified
- 2023-03-13
Frequently asked questions
- What is Katherine Cox's NPI number?
- Katherine Cox's National Provider Identifier (NPI) is 1942520424, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Cox's specialty?
- Katherine Cox is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Katherine Cox located?
- Katherine Cox's practice location on file with NPPES is 12369 E Michigan Ave, Grass Lake, MI 49240-9213.
- What is Katherine Cox's phone number?
- The practice phone number listed in the NPPES registry for Katherine Cox is (517) 205-2525.
- Does Katherine Cox accept Medicare?
- Katherine Cox is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Cox's NPI active?
- Yes — Katherine Cox's NPI (1942520424) is active in the NPPES registry as of the last update on 2023-03-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.