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DR. RONALD FREDERICK WILLIAMSON MD
NPI 1659482826
Family Medicine in Detroit, MI

Active since August 31, 2006PECOS EnrolledAccepts Medicare Assignment
17130 SCHAEFER HWY, DETROIT, MI 48235(313) 862-3104(313) 862-1290 Get Directions Write a Review

NPPES record last updated: January 22, 2018. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Ronald Frederick Williamson Md NPPES

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

DR. RONALD FREDERICK WILLIAMSON MD (NPI 1659482826) is an individual family medicine provider in Detroit, Michigan, licensed in Michigan (RW046156) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with St Joe Mercy Hospital System Livonia, and is a graduate of Other (1983).

NPPES Registry Identity

NPI1659482826
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameDR. RONALD FREDERICK WILLIAMSONCredential: MD
Location Address17130 SCHAEFER HWYDetroit, MI 48235-4131
Mailing Address17130 SchaeferDetroit, MI 48235 · (313) 862-3104 · Fax (313) 862-1290
Phone(313) 862-3104
Fax(313) 862-1290
Sole ProprietorNo
Medical School CMSOtherGraduated 1983
Enumeration DateAugust 31, 2006
Last NPPES UpdateJanuary 22, 2018
✔ NPI 1659482826 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in MI · RW046156
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.
17130 SCHAEFER HWY, Detroit, MI 48235
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Other Identifiers 4

Other0808225241MI · Bcbs
Medicaid4348045MI
Other11877MI · Hap
Medicaid1972489MI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health and more.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. Ronald Frederick Williamson Md 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 ID5991729105
PECOS Enrollment IDI20060201000507
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 7

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.
33 services27 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
32 services26 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.
27 services20 patients
Annual alcohol misuse screening, 5 to 15 minutes G0442
An annual alcohol misuse screening is a 15-minute check-up to assess your drinking habits. It helps identify if you're consuming alcohol in a way that could harm your health. This is not a judgment, but a tool to promote your wellbeing.
18 services18 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.
17 services17 patients
Annual depression screening, 5 to 15 minutes G0444
An annual depression screening is a short, routine evaluation to check for signs of depression. It involves answering a series of questions about your feelings, thoughts, and behaviors. The process takes about 15 minutes and helps detect depression early for better management.
17 services17 patients

Hospital Affiliations CMS Care Compare

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

St Joe Mercy Hospital System Livonia

Acute Care Hospitals · Livonia, MI
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230002
Location36475 Five Mile RoadLivonia, MI 48154 · Wayne County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 48235 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
$90.76 typical visit price
range $58.04 – $177.36
Typical copayment $22.69 (range $14.51 – $44.34)
Most-billed visit code 99203
Established Patient
$102.35 typical visit price
range $18.32 – $143.49
Typical copayment $25.58 (range $4.58 – $35.87)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…
100%71 patients5/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims

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

Nebulizer, with compressor E0570
DME-Other DME · category DE000N
1 supplier11 claims11 services$3.84 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Ronald Williamson's NPI number?

The NPI number for Ronald Williamson is 1659482826. It was assigned to this individual provider in the NPPES registry on August 31, 2006.

Where is Ronald Williamson located?

Ronald Williamson practices at 17130 Schaefer Hwy, Detroit, MI 48235. The listed phone number is (313) 862-3104.

What is Ronald Williamson's specialty?

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

Is Ronald Williamson enrolled in Medicare?

Yes. Ronald Williamson 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 Ronald Williamson 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 Ronald Williamson 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 Ronald Williamson affiliated with any hospitals?

According to CMS data, Ronald Williamson is affiliated with St Joe Mercy Hospital System Livonia.

When was this NPI record last updated?

The NPPES record for Ronald Williamson was last updated on January 22, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.