DR. KATHERINE A COX DO
NPI 1942520424
Family Medicine in Grass Lake, MI

Active since June 07, 2010PECOS EnrolledAccepts Medicare Assignment
12369 E MICHIGAN AVE, GRASS LAKE, MI 49240(517) 205-2525(531) 387-6130 Get Directions Write a Review

NPPES record last updated: March 13, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Mar 13, 2023, Aug 28, 2019 (2 updates tracked since 2019).

About Dr. Katherine A Cox Do NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. KATHERINE A COX DO (NPI 1942520424) is an individual family medicine provider in Grass Lake, Michigan, licensed in Michigan (5101018730) and active in the NPI registry since June 2010. She is enrolled in Medicare PECOS, is affiliated with Henry Ford Allegiance Health, and maintains a secondary practice location in New York.

NPPES Registry Identity

NPI1942520424
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameDR. KATHERINE A COXCredential: DO
Location Address12369 E MICHIGAN AVEGrass Lake, MI 49240-9213
Mailing Address12369 E Michigan AveGrass Lake, MI 49240-9213 · (517) 205-2525 · Fax (313) 876-1305
Fax(531) 387-6130
Sole ProprietorYes
Medical School CMSMichigan State University College Of Osteopathic MedicineGraduated 2010
Enumeration DateJune 7, 2010
Last NPPES UpdateMarch 13, 20232 updates tracked since enumeration
NPPES CertifiedMarch 13, 2023
NPI 1942520424 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
Licenses Licensed in MI · 5101018730 Licensed in NY · 268963
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
12369 E MICHIGAN AVE, Grass Lake, MI 49240

Secondary Practice Location 1

Location 13160 21ST ST, ASTORIANew York, NY 11106-4520 · Phone (718) 808-7300 · Fax (718) 274-6945

Other Identifiers 1

Medicaid03662508NY

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Katherine A Cox Do is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7911149240
PECOS Enrollment IDI20230316000917
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 5

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
246 services114 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
48 services35 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
33 services28 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
29 services29 patients
Advance care planning, first 30 minutes 99497
Advance care planning is a process where you discuss your healthcare preferences with your doctor. This conversation, lasting up to 30 minutes, helps ensure your wishes are respected if you're unable to communicate them in the future. It's about your care, your way.
27 services27 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Henry Ford Allegiance Health

Acute Care Hospitals · Jackson, MI
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number230092
Location205 N East AveJackson, MI 49201 · Jackson County
Emergency services Birthing friendly

Chelsea Hospital

Acute Care Hospitals · Chelsea, MI
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230259
Location775 S Main StChelsea, MI 48118 · Washtenaw County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 49240 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$84.74 typical visit price
range $54.34 – $166.68
Typical copayment $21.18 (range $13.58 – $41.67)
Most-billed visit code 99203
Established Patient
$96.44 typical visit price
range $17.09 – $135.40
Typical copayment $24.11 (range $4.27 – $33.85)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Hospital bed, semi-electric (head and foot adjustment), with any type side rails, with mattress E0260
DME-Hospital Beds · category DB000N
1 supplier20 claims20 services$33.42 avg. paid by Medicare
Standard wheelchair K0001
DME-Wheelchairs · category DD000N
2 suppliers12 claims12 services$12.14 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Family Medicine
12369 E MICHIGAN AVE
GRASS LAKE, MI 49240
Nurse Practitioner (Family)
12369 E MICHIGAN AVE
GRASS LAKE, MI 49240
Clinical Medical Laboratory
12369 E MICHIGAN AVE
GRASS LAKE, MI 49240

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Katherine Cox's NPI number?

The NPI number for Katherine Cox is 1942520424. It was assigned to this individual provider in the NPPES registry on June 7, 2010.

Where is Katherine Cox located?

Katherine Cox practices at 12369 E Michigan Ave, Grass Lake, MI 49240. The listed phone number is (517) 205-2525.

What is Katherine Cox's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Katherine Cox enrolled in Medicare?

Yes. Katherine Cox is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Katherine Cox accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company and 2 other insurers list Katherine Cox as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Katherine Cox affiliated with any hospitals?

According to CMS data, Katherine Cox is affiliated with Henry Ford Allegiance Health and Chelsea Hospital.

When was this NPI record last updated?

The NPPES record for Katherine Cox was last updated on March 13, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.