Michael Dean Chambers , AA
Anesthesiologist Assistant โข Atlanta, GA
1968 Peachtree Road Nw
Atlanta, GA 303091281
This profile restates public CMS/NPPES data; T-MedInfo gives no medical advice — consult a licensed professional, and call 911 for emergencies.
-
Michael Chambers is listed in NPPES under Anesthesiologist Assistant.
-
NPI assigned on July 17, 2006; this date does not establish years in practice.
-
Published CMS data list 13 Original Medicare Part B services in 2024.
Source: CMS, Medicare Physician & Other Practitioners โ by Provider and Service, 2024. Published rows only; this is not a quality measure.
-
Published Part B service records, 2024:
- 00567 โ Anesthesia for heart artery bypass grafting on heart-lung machine: 13 service units.
Source: CMS, Medicare Physician & Other Practitioners โ by Provider and Service, 2024. Units differ by code; these are not visits or a measure of quality.
CPTยฎ only copyright 2023 American Medical Association. All rights reserved. Service names are shortened from CPT Consumer Friendly Descriptors (CMS data, 2024). CPT notice
See the full table ยท Guide: How to read Medicare Part B data
-
Fewer Medicare Part B services than 75% of clinicians listed under Anesthesiologist Assistant in Atlanta, GA (2024, 270 clinicians with data). Median for this group: 26. Middle half: 15 to 45.
Fewer Medicare Part B services than 80% of clinicians listed under Anesthesiologist Assistant in Georgia (2024, 671 clinicians with data). Median for this group: 31. Middle half: 16 to 55.
Source: CMS, Medicare Physician & Other Practitioners โ by Provider and Service, 2024. Billing and prescribing volume is not a quality rating.
-
Medicare Part B services went from 55 in 2019 to 13 in 2024.
Source: CMS, Medicare Physician & Other Practitioners โ by Provider and Service, 2019โ2024.
Practice Location & Contact Primary Location
1968 Peachtree Road Nw
Atlanta, GA 303091281
Matched by practice address or phone in NPPES. A shared address or phone does not confirm that this clinician works there.
NPPES lists 1 additional practice-address record in Lawrenceville, GA. See the list
Source: CMS NPPES NPI Registry, practice location records; release date unavailable.
CMS Doctors and Clinicians lists 2 distinct group names: North Atlanta Anesthesia Professionals, Llc; Piedmont Anesthesia Llc. See the list
Source: CMS Doctors and Clinicians National Downloadable File, release date unavailable.
Listings do not confirm current availability, employment or a shared ownership network.
Medicare Profile & Education
Source: CMS Doctors and Clinicians National Downloadable File
Emory University School Of Medicine
1990
What Public CMS Data Show
Anesthesiologist Assistant: NPPES taxonomy is a reported classification, not proof of board certification.
Medicare patients
48 people with Original Medicare in 2024
It gives a sense of how many people with Medicare this clinician treated that year.
Source: CMS, Medicare Physician & Other Practitioners โ by Provider, 2024.
Medicare-allowed amount
About $6,179 in 2024
The total amount Medicare approved for these services in 2024. It includes what Medicare paid and what patients or their other insurance owed, such as the deductible and coinsurance.
It shows the total cost of this clinician's Original Medicare services under Medicare's fee rules.
What this does not show: Medicare-allowed amount
This is not the clinician's income. Part of it can go to a clinic or group practice, staff, equipment or drugs. It is not the price you will pay.
Source: CMS, Medicare Physician & Other Practitioners โ by Provider and Service, 2024.
Paid by Medicare
About $4,923 in 2024
The part of the Medicare-allowed amount that Medicare itself paid in 2024, after patients' deductibles and coinsurance.
The gap between the allowed amount and this number is roughly what patients and their other insurance paid.
What this does not show: Paid by Medicare
This is not the clinician's income and not a measure of quality.
Source: CMS, Medicare Physician & Other Practitioners โ by Provider and Service, 2024.
Open Payments general payments, program year 2025
All general payments: $78.35 across 3 records.
By nature of payment
- Food and Beverage: $78.35 across 3 records.
Reporting-company totals
- Edwards Lifesciences Corporation: $42.29 across 1 record.
- Merck Sharp & Dohme LLC: $18.27 across 1 record.
- Becton, Dickinson and Company: $17.79 across 1 record.
A reported payment does not necessarily mean the financial relationship is improper and is not a measure of care quality. Clinicians can review and dispute these records.
Source: Calculated by T-MedInfo from CMS Open Payments general-payment records for program year 2025 (published June 30, 2026).
Years since graduation
36 years (graduated 1990)
CMS Doctors and Clinicians data list 1990 as the year this clinician finished professional school.
It tells you roughly how long ago the clinician finished school.
What this does not show: Years since graduation
It is not the number of years in practice, and more years does not mean better care.
Source: CMS Doctors and Clinicians National Downloadable File.
NPI first issued
2006
The year this clinician's National Provider Identifier (NPI) was issued. An NPI is a unique 10-digit ID that US health care providers use for billing.
What this does not show: NPI first issued
NPIs have been issued only since 2005, so this year is not necessarily when the clinician started practicing.
Source: CMS NPPES NPI Registry.
Accepts Medicare assignment
CMS data list this clinician as accepting Medicare assignment. This means agreeing to take the Medicare-approved amount as full payment for covered services.
With Original Medicare, you usually pay only your deductible and coinsurance, and the office sends the claim to Medicare for you.
Medicare assignment applies to Original Medicare. It does not tell you whether the clinician is in a Medicare Advantage plan's network, accepts other insurance, or is taking new patients.
Source: CMS Doctors and Clinicians; Medicare.gov, โDoes your provider accept Medicare as full payment?โ
No telehealth indicator
CMS shows this indicator only when recent Medicare claims include telehealth services. The clinician may still offer telehealth; ask the office.
Source: CMS, Telehealth Indicator on Medicare Care Compare (fact sheet, January 2023); CMS Doctors and Clinicians.
Enrolled in Medicare (PECOS)
Michael Chambers has a Medicare enrollment record in PECOS, the CMS system clinicians use to enroll so they can bill Medicare or order services for people with Medicare.
It does not show whether the clinician accepts assignment, is in your plan's network, or is taking new patients.
Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.
Compared with the same specialty in Atlanta and Georgia
Billing and prescribing volume is not a quality rating.
Medicare Part B services
Fewer Medicare Part B services than 75% of clinicians listed under Anesthesiologist Assistant in Atlanta, GA (2024, 270 clinicians with data). Median for this group: 26. Middle half: 15 to 45.
Fewer Medicare Part B services than 80% of clinicians listed under Anesthesiologist Assistant in Georgia (2024, 671 clinicians with data). Median for this group: 31. Middle half: 16 to 55.
Medicare-allowed amount
A higher Medicare-allowed amount than 75% of clinicians listed under Anesthesiologist Assistant in Atlanta, GA (2024, 270 clinicians with data). Median for this group: $2,636. Middle half: $1,275 to $5,171.
A higher Medicare-allowed amount than 75% of clinicians listed under Anesthesiologist Assistant in Georgia (2024, 671 clinicians with data). Median for this group: $3,003. Middle half: $1,412 to $6,017.
Paid by Medicare
A higher Medicare payment amount than 75% of clinicians listed under Anesthesiologist Assistant in Atlanta, GA (2024, 270 clinicians with data). Median for this group: $2,121. Middle half: $1,008 to $4,186.
A higher Medicare payment amount than 75% of clinicians listed under Anesthesiologist Assistant in Georgia (2024, 671 clinicians with data). Median for this group: $2,355. Middle half: $1,131 to $4,800.
772 active clinicians are listed under Anesthesiologist Assistant with a practice address in Atlanta, GA (1,541 in Georgia).
Addresses are self-reported to NPPES and may be out of date.
Telehealth indicator in Atlanta
0% of these 772 clinicians have the CMS telehealth indicator.
72.5% of these 772 clinicians are listed by CMS as accepting Medicare assignment.
CMS data by year
Changes may reflect reporting, coverage or privacy limits, not changes in care quality.
-
Medicare Part B services
Medicare Part B services decreased 76% from 55 in 2019 to 13 in 2024.
- 2019: 55
- 2020: 98
- 2021: 91
- 2023: 14
- 2024: 13
-
Medicare-allowed amount
Medicare-allowed amount increased 91% from $3,229 in 2019 to $6,179 in 2024.
- 2019: $3,229
- 2020: $17,694
- 2021: $14,050
- 2023: $5,995
- 2024: $6,179
-
Paid by Medicare
Paid by Medicare increased 91% from $2,581 in 2019 to $4,923 in 2024.
- 2019: $2,581
- 2020: $14,147
- 2021: $11,275
- 2023: $4,777
- 2024: $4,923
-
Industry payments (Open Payments)
Industry payments (Open Payments) went from $18.58 in 2021 to $78.35 in 2025.
- 2021: $18.58
- 2022: $29.64
- 2023: $40.21
- 2024: $94.81
- 2025: $78.35
Sources: CMS Medicare Physician & Other Practitioners (2024), CMS Open Payments (2025), CMS Doctors and Clinicians, CMS NPPES NPI Registry. Specialty names follow the NUCC Health Care Provider Taxonomy.
Text: T-MedInfo ยท Report an error.
Pharma & Medical Device Financial Disclosures
Payments and other transfers of value that drug and medical device companies reported to CMS Open Payments
Program year 2025 (payments made January 1 โ December 31, 2025): fewer than 11 records totaling $78.35.
| Manufacturer | Payment Nature | Product | Type | Amount ($) |
|---|---|---|---|---|
| Edwards Lifesciences Corporation |
Food and Beverage
In-kind items and services
|
โ | General | $42.29 |
| Merck Sharp & Dohme LLC |
Food and Beverage
In-kind items and services
|
BRIDION | General | $18.27 |
| Becton, Dickinson and Company |
Food and Beverage
In-kind items and services
|
HemoSphere | General | $17.79 |
Source: CMS Open Payments, program year 2025, released June 30, 2026.
Performed Procedures & Service Volume
CPTยฎ is a registered trademark of the American Medical Association. CPT codes, descriptions and other data only are copyright 2016โ2023 American Medical Association. All rights reserved. Applicable FARS/HHSARS apply. Descriptions of CPT codes are the AMA's CPT Consumer Friendly Descriptors as published by CMS in the Medicare Physician & Other Practitioners โ by Provider and Service data, 2017โ2024; they are plain-language summaries, not for clinical coding or documentation. HCPCS Level II codes and descriptions are from CMS. Fee schedules, relative value units, conversion factors and/or related components are not assigned by the AMA, are not part of CPT, and the AMA is not recommending their use. The AMA does not directly or indirectly practice medicine or dispense medical services. The AMA assumes no liability for data contained or not contained herein.
| HCPCS Code | Services | Patients | Submitted Charge | Medicare Allowed |
|---|---|---|---|---|
|
00567
Anesthesia for heart artery bypass grafting on heart-lung machine
|
13 | 13 | $4267.22 | $475.28 |
Source: CMS Part B by Provider and Service, 2024; services under 11 beneficiaries omitted by CMS. Privacy limits
Submitted charges are billed amounts, not a price quote for your visit.
Specialties & License Numbers Reported to NPPES
Self-certified to NPPES: 2026-02-26NUCC Taxonomy Code: 367H00000X
An individual certified by the state to perform anesthesia services under the direct supervision of an anesthesiologist. Anesthesiologist Assistants are required to have a bachelor's degree with a premed curriculum prior to entering a two-year anesthesiology assistant program, which is focused upon the delivery and maintenance of anesthesia care as well as advanced patient monitoring techniques. An Anesthesiologist Assistant must work as a member of the anesthesia care team under the direction of a qualified Anesthesiologist.
Additional State Medicaid & Healthcare Payer Identifiers
Medicare (PECOS) Enrollment & Ordering Eligibility
Source: CMS PECOSPRACTITIONER - ANESTHESIOLOGY ASSISTANT
I20100525000835
GA
5294864500
Sources: CMS Provider Enrollment and Order and Referring. Medicare enrollment is a billing status, not an accreditation or quality rating.
Medicare Group Practice Enrollments
Source: CMS Doctors and Clinicians National Downloadable File
Piedmont Anesthesia Llc
1968 Peachtree Rd Nw, Atlanta, GA 303091281
Phone: 4043511745
Piedmont Anesthesia Llc
1133 Eagles Landing Pkwy, Stockbridge, GA 302815085
Phone: 8002421131
North Atlanta Anesthesia Professionals, Llc
1000 Medical Ctr Blvd, Lawrenceville, GA 300467694
Phone: 6783121000
Secondary Practice Locations
1000 Medical Center Blvd
Lawrenceville, GA 300467694
Phone: 6783121000
Clinicians Sharing This Practice Address or Phone
Clinicians sharing this NPPES address, phone or fax; a shared contact does not mean they work together.
Anesthesiologist Assistant
Anesthesiologist Assistant
AAC
Anesthesiologist Assistant
PAAA
Nurse Anesthetist, Certified Registered
Certified Registered Nurse Anesthetist
Nurse Anesthetist, Certified Registered
Anesthesiologist Assistant
Career & Practice History Timeline
Changes recorded in monthly NPPES data files: addresses, names, credentials, specialties and NPI status
Registered at 1000 MEDICAL CENTER BLVD, LAWRENCEVILLE, GA 300467694 (Tel: 6783121000)
Anesthesiologist Assistant (license number reported to NPPES: GA 2169)
NPI status registered as active in NPPES database
Registered at 1968 PEACHTREE ROAD NW, ATLANTA, GA 303091281 (Tel: 4043511745)
Registered at PO BOX 551420, FORT LAUDERDALE, FL 333551420 (Tel: 8002433839)
Recorded as MICHAEL CHAMBERS, AA
Physician Assistant (license number reported to NPPES: GA 002169)
First registered as active Individual Practitioner in NPPES Database.
NPI Administrative Meta
Other Anesthesiologist Assistants in Atlanta
All Anesthesiologist Assistants in AtlantaMailing Address
1000 Medical Center Blvd
Lawrenceville, GA 300467694
Phone: 6783121000