MICHAEL RYAN CHAMBERS MD
NPI 1194259523
Internal Medicine - Infectious Disease in Nashville, TN

Q: What is Michael Chambers's NPI number?

The NPI number for Michael Chambers is 1194259523. It was assigned to this individual provider in the NPPES registry on April 12, 2017.

Q: What is Michael Chambers's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Q: When was this NPI record last updated?

The NPPES record for Michael Chambers was last updated on April 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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.

Active since April 12, 2017PECOS EnrolledAccepts Medicare Assignment

3443 DICKERSON PIKE STE 330, NASHVILLE, TN 37207(615) 912-0113 Get Directions Write a Review

NPPES record last updated: April 21, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Apr 21, 2026, Nov 12, 2025, Dec 16, 2024 and 2 more (5 updates tracked since 2017).

On this page

About Michael Ryan Chambers Md NPPES

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

MICHAEL RYAN CHAMBERS MD (NPI 1194259523) is an individual infectious disease provider in Nashville, Tennessee, licensed in Tennessee (63107) and active in the NPI registry since April 2017. He is enrolled in Medicare PECOS, is affiliated with Tristar Skyline Medical Center, and maintains a secondary practice location in Fort Walton Beach.

NPPES Registry Identity

NPI1194259523

Entity TypeIndividualMale

Primary Taxonomy207RI0200X

Provider Legal NameMICHAEL RYAN CHAMBERSCredential: MD

Location Address3443 DICKERSON PIKE STE 330Nashville, TN 37207-2523

Mailing Address3024 Business Park CirGoodlettsville, TN 37072-3132 · (615) 239-2018

Phone(615) 912-0113

Sole ProprietorNo

Medical School CMSUniv Of Central Florida, College Of MedicineGraduated 2017

Enumeration DateApril 12, 2017

Last NPPES UpdateApril 21, 20265 updates tracked since enumeration

NPPES CertifiedApril 21, 2026

✔ NPI 1194259523 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RI0200X

Licenses✔ Licensed in TN · 63107✔ Licensed in FL · ME159182

Definition

An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.

3443 DICKERSON PIKE STE 330, Nashville, TN 37207

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Secondary Practice Location 1

Location 1917 Mar Walt DrFort Walton Beach, FL 32547-6651 · Phone (850) 862-3979

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter Health, Ambetter of Alabama and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Michael Ryan Chambers 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 ID5496026494

PECOS Enrollment IDI20250117002746

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.

Medicare Billing Reassignment

Medicare enrollment records show Michael Chambers reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Advanced Diagnostic Imaging, PC

6.7 mi

Internal Medicine

3024 BUSINESS PARK CIR
Goodlettsville, TN 37072

Reassigned Medicare billing, Tennessee enrollment
734 clinicians in this Medicare group

NPI 1093741464 (615) 239-2061

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 18

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.

Injection, daptomycin, 1 mg J0878

Daptomycin is an antibiotic injection used to treat severe bacterial infections. It works by stopping bacteria from growing and multiplying. The 1 mg dosage refers to the amount of daptomycin in each injection. It's administered by healthcare professionals.

251,184 services29 patients

Injection, oritavancin (kimyrsa), 10 mg J2406

Oritavancin (Kimyrsa) is an antibiotic injection used to treat certain types of bacterial infections. Administered in a healthcare setting, it works by stopping the growth of bacteria. The dosage is based on your medical condition and response to treatment.

4,440 services25 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

2,600 services602 patients

Injection, ceftriaxone sodium, per 250 mg J0696

Ceftriaxone sodium is an antibiotic injection used to treat a variety of bacterial infections. Each injection contains 250 mg of the medicine. It works by stopping the growth of bacteria in your body.

2,056 services31 patients

Injection, denosumab, 1 mg J0897

Denosumab is a medication given via injection to strengthen your bones. It works by slowing down the cells that break down bone, improving bone density and reducing the risk of fractures. It's often used for osteoporosis treatment.

1,860 services26 patients

Injection, ertapenem sodium, 500 mg J1335

Ertapenem sodium is a potent antibiotic administered via injection to treat a variety of serious bacterial infections. The 500 mg dosage helps your body fight off these bacteria effectively. It's given by a healthcare professional, often in a hospital setting.

1,079 services40 patients

Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less 96365

This is a procedure where a medical professional inserts a small tube into your vein to deliver medication, nutrients, or fluids directly into your bloodstream. This can be for treatment, prevention, or diagnosis. The process typically takes less than an hour.

1,026 services109 patients

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.

486 services194 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

474 services424 patients

Infusion into a vein for therapy, prevention, or diagnosis, additional sequential infusion, 1 hour or less 96367

This procedure involves injecting fluids or medication directly into your vein. It's used for treatment, prevention, or diagnosis. An additional sequential infusion may be given within an hour if needed. This helps to ensure the medicine is distributed effectively in your body.

282 services39 patients

Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 99211

This service involves an outpatient visit for established patients who may not need direct interaction with a healthcare professional. It could include reviewing test results, monitoring existing conditions, or adjusting treatment plans. It's typically done remotely, ensuring your comfort and convenience.

174 services26 patients

Infusion into a vein for therapy, prevention, or diagnosis concurrent with another infusion 96368

An infusion into a vein is a method of delivering medication, nutrients, or fluids directly into your bloodstream. If it's concurrent with another infusion, it means two different solutions are given at the same time. This can be for treatment, prevention, or diagnostic purposes.

152 services13 patients

Removal of tissue from wound, 20.0 sq cm or less 97597

This procedure involves the careful removal of damaged or infected tissue from a wound that's 20.0 square cm or less. It's done to promote healing and prevent further infection. The process is carried out under local anesthesia, ensuring minimal discomfort.

106 services25 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

97 services97 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.

76 services58 patients

Removal of skin and tissue, 20.0 sq cm or less 11042

This procedure involves the surgical removal of skin and tissue, up to 20.0 square cm in size. It's often performed to treat conditions like skin cancer or to remove moles, warts, and other skin lesions. The area is numbed and the unwanted tissue is carefully cut out.

75 services31 patients

Injection of drug or substance under skin or into muscle 96372

This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.

72 services41 patients

Injection of additional new drug or substance into vein 96375

This procedure involves introducing a new medication or substance into your bloodstream via a vein. It's typically done using a small needle. The substance can help treat various conditions or assist in diagnostic procedures. It's generally safe and monitored by professionals.

23 services11 patients

Hospital Affiliations CMS Care Compare 4

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

Tristar Skyline Medical Center

Acute Care Hospitals · Nashville, TN

1/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number440006

Location3441 Dickerson PikeNashville, TN 37207 · Davidson County

Emergency services

Tristar Summit Medical Center

Acute Care Hospitals · Hermitage, TN

2/5 CMS rating

OwnershipProprietary

CMS Certification Number440150

Location5655 Frist BlvdHermitage, TN 37076 · Davidson County

Emergency services Birthing friendly

Tristar Centennial Medical Center

Acute Care Hospitals · Nashville, TN

4/5 CMS rating

OwnershipProprietary

CMS Certification Number440161

Location2300 Patterson StreetNashville, TN 37203 · Davidson County

Emergency services Birthing friendly

Tristar Hendersonville Medical Center

Acute Care Hospitals · Hendersonville, TN

4/5 CMS rating

OwnershipProprietary

CMS Certification Number440194

Location355 New Shackle Island RdHendersonville, TN 37075 · Sumner County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37207 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

$121.80 typical visit price

range $52.64 – $160.89

Typical copayment $30.45 (range $13.16 – $40.22)

Most-billed visit code 99204

Established Patient

$93.60 typical visit price

range $16.72 – $131.41

Typical copayment $23.40 (range $4.18 – $32.85)

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.

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 Michael Chambers's NPI number?

The NPI number for Michael Chambers is 1194259523. It was assigned to this individual provider in the NPPES registry on April 12, 2017.

Where is Michael Chambers located?

Michael Chambers practices at 3443 Dickerson Pike Ste 330, Nashville, TN 37207. The listed phone number is (615) 912-0113.

What is Michael Chambers's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Michael Chambers enrolled in Medicare?

Yes. Michael Chambers 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.

Which organization bills Medicare for Michael Chambers's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Michael Chambers reassigns Medicare benefits to Advanced Diagnostic Imaging, PC (Goodlettsville, TN). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Michael Chambers's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Michael Chambers accept?

Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter of Alabama, Ambetter of North Carolina and Ambetter of Tennessee and 4 other insurers list Michael Chambers 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 Michael Chambers affiliated with any hospitals?

According to CMS data, Michael Chambers is affiliated with Tristar Skyline Medical Center, Tristar Summit Medical Center, Tristar Centennial Medical Center and Tristar Hendersonville Medical Center.

When was this NPI record last updated?

The NPPES record for Michael Chambers was last updated on April 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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.