ROBERT RIORDAN MAC DONALD M.D.
NPI 1861417156
Otolaryngology in Saint Peters, MO

Q: What is Robert Mac Donald's NPI number?

The NPI number for Robert Mac Donald is 1861417156. It was assigned to this individual provider in the NPPES registry on July 13, 2006.

Q: What is Robert Mac Donald's specialty?

The primary specialty registered for this NPI is Otolaryngology with taxonomy code 207Y00000X.

Q: When was this NPI record last updated?

The NPPES record for Robert Mac Donald was last updated on April 11, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.

Active since July 13, 2006PECOS EnrolledAccepts Medicare Assignment

79.34/100

CMS Quality Rating

4790 EXECUTIVE CENTRE PKWY, SAINT PETERS, MO 63376(636) 441-3100(636) 441-6784 Get Directions Write a Review

NPPES record last updated: April 11, 2012. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Robert Riordan Mac Donald M.d. NPPES

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

ROBERT RIORDAN MAC DONALD M.D. (NPI 1861417156) is an individual otolaryngology provider in Saint Peters, Missouri, licensed in Missouri (MO103596) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Mercy Hospital St Louis, and is a graduate of Washington University School Of Medicine (1989).

NPPES Registry Identity

NPI1861417156

Entity TypeIndividualMale

Primary Taxonomy207Y00000X

Provider Legal NameROBERT RIORDAN MAC DONALDCredential: M.D.

Location Address4790 EXECUTIVE CENTRE PKWYSaint Peters, MO 63376-1606

Mailing Address4790 Executive Centre PkwySaint Peters, MO 63376-1606 · (636) 441-3100 · Fax (636) 441-6784

Phone(636) 441-3100

Fax(636) 441-6784

Sole ProprietorNo

Medical School CMSWashington University School Of MedicineGraduated 1989

Enumeration DateJuly 13, 2006

Last NPPES UpdateApril 11, 2012

✔ NPI 1861417156 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOtolaryngologyAllopathic & Osteopathic Physicians

Taxonomy Code207Y00000X

License✔ Licensed in MO · MO103596

Definition

An otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for patients with diseases and disorders that affect the ears, nose, throat, the respiratory and upper alimentary systems and related structures of the head and neck. An otolaryngologist diagnoses and provides medical and/or surgical therapy or prevention of diseases, allergies, neoplasms, deformities, disorders and/or injuries of the ears, nose, sinuses, throat, respiratory and upper alimentary systems, face, jaws and the other head and neck systems. Head and neck oncology, facial plastic and reconstructive surgery and the treatment of disorders of hearing and voice are fundamental areas of expertise.

4790 EXECUTIVE CENTRE PKWY, Saint Peters, MO 63376

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Other Identifiers 2

Medicare UPING55018MO

Medicare ID-Type Unspecified004013490MO

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include UnitedHealthcare.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

Robert Riordan Mac Donald M.d. 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 ID941374235

PECOS Enrollment IDI20110323000563

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 15

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.

Professional service for preparation and provision of 1 or more antigens 95165

This service involves the creation and supply of antigens, substances that stimulate your immune system to fight diseases. These antigens can be used in vaccines or allergy tests to help your body build defenses against specific health threats.

1,110 services28 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.

433 services299 patients

Professional service for multiple injections of allergen 95117

The professional service for multiple injections of allergens involves administering small doses of specific allergens into your body. This is done to help your immune system become less sensitive to them, reducing your allergic reaction over time. It's a safe, effective way to manage allergies.

403 services17 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

138 services138 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.

134 services112 patients

Removal of impacted ear wax 69210

Impacted ear wax removal is a safe procedure to clear blockages in the ear canal caused by hardened ear wax. A healthcare professional uses specialized tools or a gentle irrigation method to loosen and remove the wax, improving hearing and alleviating discomfort.

83 services71 patients

Test to assess middle ear function 92567

A test to assess middle ear function, also known as an impedance audiometry, helps evaluate how well your middle ear works. It measures the movement of your eardrum in response to changes in air pressure. This can help identify issues like fluid build-up, ear infections, or eardrum perforations.

73 services68 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.

59 services59 patients

Diagnostic exam of voice box using a flexible endoscope 31575

This procedure involves a doctor examining your voice box using a flexible endoscope, a thin tube with a light and camera. It's inserted through your nose or mouth to visualize your throat area. It helps detect any abnormalities in your voice box, ensuring optimal vocal health.

57 services40 patients

Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301

Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.

56 services21 patients

Ct scan of face without contrast 70486

A CT scan of the face without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your face, including bones, soft tissues, and blood vessels. It's often used to diagnose diseases, injuries, or abnormalities. No contrast dye is used in this procedure.

39 services38 patients

Comprehensive hearing and speech recognition test 92557

A comprehensive hearing and speech recognition test assesses your ability to hear and understand spoken words. It includes hearing tests to check for issues with sound perception and speech tests to evaluate your word recognition. It's a crucial step in identifying any hearing or speech problems.

36 services35 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.

28 services21 patients

Removal of impacted cerumen (one or both ears) by physician on same date of service as audiologic function testing G0268

This procedure involves a doctor removing impacted earwax (cerumen) from one or both ears. This is often done on the same day as hearing function tests. The process helps to clear the ear canal, improving hearing and ensuring accurate test results.

25 services23 patients

Exam of ear using a microscope 92504

An exam of the ear using a microscope allows a detailed view of the ear structures. This non-invasive procedure helps identify issues such as infections, blockages, or ear damage. It's a safe, quick, and painless way to evaluate ear health.

22 services16 patients

Hospital Affiliations CMS Care Compare 5

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

Mercy Hospital St Louis

Acute Care Hospitals · Saint Louis, MO

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number260020

Location615 New Ballas RoadSaint Louis, MO 63141 · St. Louis County

Emergency services Birthing friendly

St Lukes Hospital

Acute Care Hospitals · Chesterfield, MO

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number260179

Location232 S Woods Mill RdChesterfield, MO 63017 · St. Louis County

Emergency services Birthing friendly

Barnes-Jewish St Peters Hospital

Acute Care Hospitals · Saint Peters, MO

5/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number260191

Location10 Hospital DrSaint Peters, MO 63376 · St. Charles County

Emergency services

Ssm St Joseph Hospital West

Acute Care Hospitals · Lake Saint Louis, MO

3/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number260200

Location100 Medical PlazaLake Saint Louis, MO 63367 · St. Charles County

Emergency services Birthing friendly

Progress West Hospital

Acute Care Hospitals · O Fallon, MO

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number260219

Location2 Progress Point PkwyO Fallon, MO 63368 · St. Charles County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63376 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

$128.28 typical visit price

range $55.65 – $169.38

Typical copayment $32.07 (range $13.91 – $42.34)

Most-billed visit code 99204

Established Patient

$69.50 typical visit price

range $17.76 – $137.92

Typical copayment $17.37 (range $4.44 – $34.48)

Most-billed visit code 99213

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.

79.34/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

92.83

Promoting Interoperability

Improvement Activities

Cost

43.32

Referred Medical Equipment & Supplies CMS DME claims 3

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

Tubing with integrated heating element for use with positive airway pressure device A4604

DME-Other DME · category DE001N

3 suppliers19 claims19 services$32.05 avg. paid by Medicare

Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap A7034

DME-Other DME · category DE001N

2 suppliers17 claims17 services$38.70 avg. paid by Medicare

Filter, disposable, used with positive airway pressure device A7038

DME-Other DME · category DE001N

3 suppliers17 claims102 services$1.50 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 12

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

KATHRYN PHILLIPPE

Audiologist