DR. ROBERT EMERSON AYER MD
NPI 1891902714
Neurological Surgery in Lawrenceville, GA

Q: What is Robert Ayer's NPI number?

The NPI number for Robert Ayer is 1891902714. It was assigned to this individual provider in the NPPES registry on May 17, 2007.

Q: What is Robert Ayer's specialty?

The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.

Q: When was this NPI record last updated?

The NPPES record for Robert Ayer was last updated on August 4, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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 May 17, 2007PECOS EnrolledAccepts Medicare Assignment

575 PROFESSIONAL DR, SUITE 350, LAWRENCEVILLE, GA 30046(678) 312-2700(678) 312-2730 Get Directions Write a Review

NPPES record last updated: August 4, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Dr. Robert Emerson Ayer Md NPPES

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

DR. ROBERT EMERSON AYER MD (NPI 1891902714) is an individual neurological surgery provider in Lawrenceville, Georgia, licensed in Georgia (072491) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS, is affiliated with Piedmont Walton Hospital, and is a graduate of Boston University School Of Medicine (2005).

NPPES Registry Identity

NPI1891902714

Entity TypeIndividualMale

Primary Taxonomy207T00000X

Provider Legal NameDR. ROBERT EMERSON AYERCredential: MD

Location Address575 PROFESSIONAL DR, SUITE 350Lawrenceville, GA 30046-3333

Mailing Address1150 Hammond Dr, Ste 400Atlanta, GA 30328-8617 · (678) 312-2700 · Fax (678) 312-2730

Phone(678) 312-2700

Fax(678) 312-2730

Sole ProprietorNo

Medical School CMSBoston University School Of MedicineGraduated 2005

Enumeration DateMay 17, 2007

Last NPPES UpdateAugust 4, 2021

NPPES CertifiedAugust 4, 2021

✔ NPI 1891902714 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNeurological SurgeryAllopathic & Osteopathic Physicians

Taxonomy Code207T00000X

License✔ Licensed in GA · 072491

Definition

A neurological surgeon provides the operative and non-operative management (i.e., prevention, diagnosis, evaluation, treatment, critical care, and rehabilitation) of disorders of the central, peripheral, and autonomic nervous systems, including their supporting structures and vascular supply; the evaluation and treatment of pathological processes which modify function or activity of the nervous system; and the operative and non-operative management of pain. A neurological surgeon treats patients with disorders of the nervous system; disorders of the brain, meninges, skull, and their blood supply, including the extracranial carotid and vertebral arteries; disorders of the pituitary gland; disorders of the spinal cord, meninges, and vertebral column, including those which may require treatment by spinal fusion or instrumentation; and disorders of the cranial and spinal nerves throughout their distribution.

575 PROFESSIONAL DR, Lawrenceville, GA 30046

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Absolute Total Care, Ambetter Health, Ambetter of Alabama 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. Robert Emerson Ayer 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 ID5193965036

PECOS Enrollment IDI20141229001231, I20210917001417

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 16

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, dexamethasone sodium phosphate, 1 mg J1100

Dexamethasone sodium phosphate is a medication given via injection. It is a type of steroid that helps reduce inflammation and immune responses. It can be used to treat a variety of conditions, such as allergies, skin conditions, arthritis, and more.

138 services52 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.

119 services81 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.

109 services78 patients

Partial removal of spine bone with release of spinal cord and/or nerves, each additional segment 63048

This procedure involves the partial removal of a bone in your spine to alleviate pressure on your spinal cord or nerves. It may be performed on multiple spine segments depending on your condition. The aim is to improve mobility and reduce pain or discomfort.

48 services28 patients

Low osmolar contrast material, 200-299 mg/ml iodine concentration, per ml Q9966

Low osmolar contrast material with 200-299 mg/ml iodine concentration is a type of dye used in certain medical tests like CT scans or X-rays. It helps to highlight specific areas in your body, making them easier to see and examine. It's safe and commonly used.

37 services33 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.

36 services36 patients

Fusion of additional segment of spine 22614

Fusion of an additional segment of the spine is a surgical procedure to join two or more vertebrae together. This is done to stabilize the spine and reduce pain or correct a deformity. The procedure involves using bone grafts, rods, or screws to secure the spine.

35 services14 patients

Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level 64483

This procedure involves injecting a mix of numbing and anti-inflammatory medication into a specific nerve root in the lower back. It helps manage pain and reduce inflammation. The process is guided by imaging technology for precision.

32 services28 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.

31 services31 patients

Partial removal of spine bone with release of lower spinal cord and/or nerves, 1 segment 63047

This procedure involves removing part of a spine bone to alleviate pressure on the lower spinal cord and/or nerves. It targets a single segment of the spine, improving mobility and reducing pain. It's a common treatment for conditions like herniated discs or spinal stenosis.

30 services29 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

28 services27 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.

24 services12 patients

Injection of trigger points, 3 or more muscles 20553

Trigger point injection therapy involves injecting medication into specific areas of your muscles, known as trigger points. These are areas that produce pain and discomfort. If you have three or more muscles affected, each will be treated individually.

17 services12 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.

17 services16 patients

Placement of stabilizing device to back, 3-6 spine bone segments 22842

This procedure involves placing a device on your back to stabilize 3-6 spine bone segments. It aids in maintaining spine alignment and reducing pain. The device is secured to the bones, providing support and promoting healing.

14 services14 patients

New patient office or other outpatient visit with straightforward medical decision making, if using time, 15 minutes or more 99202

This service involves an initial visit to the doctor's office or other outpatient setting. It typically lasts between 15-29 minutes. The doctor will review your medical history, conduct a physical examination, and discuss your health concerns. It's a chance to establish your health baseline and address any immediate medical issues.

13 services13 patients

Hospital Affiliations CMS Care Compare 4

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

Piedmont Walton Hospital

Acute Care Hospitals · Monroe, GA

4/5 CMS rating

OwnershipProprietary

CMS Certification Number110046

Location2151 W Spring StreetMonroe, GA 30655 · Walton County

Emergency services Birthing friendly

Piedmont Columbus Regional Midtown

Acute Care Hospitals · Columbus, GA

2/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number110064

Location710 Center StreetColumbus, GA 31901 · Muscogee County

Emergency services Birthing friendly

Northside Hospital Gwinnett

Acute Care Hospitals · Lawrenceville, GA

2/5 CMS rating

OwnershipGovernment - Hospital District or Authority

CMS Certification Number110087

Location1000 Medical Center BoulevardLawrenceville, GA 30046 · Gwinnett County

Birthing friendly

Piedmont Eastside Medical Center

Acute Care Hospitals · Snellville, GA

2/5 CMS rating

OwnershipProprietary

CMS Certification Number110192

Location1700 Medical WaySnellville, GA 30078 · Gwinnett County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 30046 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

$130.64 typical visit price

range $56.84 – $172.43

Typical copayment $32.66 (range $14.21 – $43.10)

Most-billed visit code 99204

Established Patient

$70.85 typical visit price

range $18.22 – $140.40

Typical copayment $17.71 (range $4.55 – $35.10)

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.

Reported Quality Measures

Care Plan

Percentage of patients aged 65 years and older who have an advance care plan or surrogate decision maker documented in the medical record that an advance care plan was discussed but the patient did not wish or was not able to name a surrogate decision maker…

70%305 patients3/55-star benchmark: 100%

Documentation of Current Medications in the Medical Record

Percentage of visits for patients aged 18 years and older for which the eligible professional or eligible clinician attests to documenting a list of current medications using all immediate resources available on the date of the encounter.

96%1,455 patients4/55-star benchmark: 100%

e-Prescribing

At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.

35%20 patients1/55-star benchmark: 100%

Health Information Exchange

The MIPS eligible clinician that transitions or refers their patient to another setting of care or health care clinician (1) uses CEHRT to create a summary of care record; and (2) electronically transmits such summary to a receiving health care clinician for…

76%55 patients4/55-star benchmark: 96%

Medication Reconciliation

The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.

99%156 patients4/55-star benchmark: 100%

Patient-Specific Education

The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.

60%260 patients3/55-star benchmark: 99%

Preventive Care and Screening: Unhealthy Alcohol Use: Screening & Brief Counseling

Percentage of patients aged 18 years and older who were screened for unhealthy alcohol use using a systematic screening method at least once within the last 24 months AND who received brief counseling if identified as an unhealthy alcohol user

55%347 patients3/55-star benchmark: 100%

Provide Patient Access

At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…

89%260 patients4/55-star benchmark: 100%

Urinary Incontinence: Assessment of Presence or Absence of Urinary Incontinence in Women Aged 65 Years and Older

Percentage of female patients aged 65 years and older who were assessed for the presence or absence of urinary incontinence within 12 months

84%166 patients4/55-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.

Osteogenesis stimulator, electrical, non-invasive, spinal applications E0748

DME-Other DME · category DE000N

1 supplier15 claims15 services$3,785.17 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 10

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

CHRYSTON FADEYI PT, DPT, MOT, OTR/L

Physical Therapist

575 PROFESSIONAL DR
LAWRENCEVILLE, GA 30046

Gwinnett County (678) 205-5420

BOLT EYE GROUP - LAWRENCEVILLE LLC

Optometrist

575 PROFESSIONAL DR
LAWRENCEVILLE, GA 30046

Gwinnett County (678) 993-2020

MONICA BERTRAM FNP-C

Nurse Practitioner

575 PROFESSIONAL DR
LAWRENCEVILLE, GA 30046

Gwinnett County (770) 972-4871

MIA M MATHEWSON M.D.

Anesthesiology

575 PROFESSIONAL DR, STE 165
LAWRENCEVILLE, GA 30046

Gwinnett County (770) 277-3056

MEHDI KAZEMZADEH O.D.

Optometrist (Corneal and Contact Management)

575 PROFESSIONAL DR, SUITE 100
LAWRENCEVILLE, GA 30046

Gwinnett County (678) 993-2020

JIMMY M MCPETERS PAC

Physician Assistant

575 PROFESSIONAL DR, SUITE #510
LAWRENCEVILLE, GA 30046

Gwinnett County (770) 670-4270

MEHDI KAZEMZADEH, OPTOMETRIST, P C

Optometrist

575 PROFESSIONAL DR, 100
LAWRENCEVILLE, GA 30046

Gwinnett County (678) 993-2020

MITAL PATEL

Anesthesiology (Pain Medicine)

575 PROFESSIONAL DR
LAWRENCEVILLE, GA 30046

Gwinnett County (678) 312-5200

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 Robert Ayer's NPI number?

The NPI number for Robert Ayer is 1891902714. It was assigned to this individual provider in the NPPES registry on May 17, 2007.

Where is Robert Ayer located?

Robert Ayer practices at 575 Professional Dr Suite 350, Lawrenceville, GA 30046. The listed phone number is (678) 312-2700.

What is Robert Ayer's specialty?

The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.

Is Robert Ayer enrolled in Medicare?

Yes. Robert Ayer 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 Robert Ayer accept?

Health plans from Ambetter Health, Ambetter from Absolute Total Care, Ambetter of Alabama, Ambetter of North Carolina and Ambetter of Tennessee list Robert Ayer 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 Robert Ayer affiliated with any hospitals?

According to CMS data, Robert Ayer is affiliated with Piedmont Walton Hospital, Piedmont Columbus Regional Midtown, Northside Hospital Gwinnett and Piedmont Eastside Medical Center.

When was this NPI record last updated?

The NPPES record for Robert Ayer was last updated on August 4, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.