NPPES file of Aug 9, 2026

Michael Fred Stiefel, MD

Neurological Surgery Physician · Atlanta, GA

Michael Fred Stiefel, MD is a neurological surgery physician with a practice address in Atlanta, Georgia, and NPI 1427111681, issued on Dec 19, 2006. Check the license (Georgia 84122, as entered in NPPES) on the Georgia Composite Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1427111681
Name
Michael Fred Stiefel
Credential
MD
Primary taxonomy
Neurological Surgery Physician 207T00000X
License numbers
84122 GA
25MA08827200 NJ
257848-1 NY
MD423616 PA
Self-reported in NPPES; status is on the state search
Practice location
2001 Peachtree RD NE Ste 575, Atlanta, GA 30309
Phone
(404) 350-0106
Enumerated
Dec 19, 2006
Record last updated
Apr 24, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20200402003585); accepts Medicare assignment
Medical or professional school
Virginia Commonwealth University, School Of Medicine, 2000
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2001 Peachtree RD NE Ste 575

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Patrice Braun, PHYSICIAN ASSISTANTSurgical Physician Assistant1740356161
  2. Krizia Chinchilla Cartin, PA-CSurgical Physician Assistant1376988659
  3. Regis Haid, M.D.Neurological Surgery Physician1811992449
  4. Christophe Jackson, PAPhysician Assistant1982185443
  5. Jun Kim, M.D.Orthopaedic Surgery Physician1962829309
  6. Dorothy MadarangPhysician Assistant1851920383

Verify Michael Fred Stiefel in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersGeorgia Composite Medical Board
    Search for license 84122
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Georgia license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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94% fewer Medicare Part D claims than the average neurological surgery physician in 2024

11 Medicare Part D claims, against an average of 172 among the 4,378 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Michael Stiefel11
  2. Specialty average172

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's MIPS final score for 2023 (Medicare payment program): 98.5 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualitynot scored (reweighted)
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%98.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $10,143.76

13 payments; by number, the most common kind was food and beverage; the largest payer was Stryker Corporation. The 5,377 providers of this specialty with any payment received $14,925.58 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Michael Stiefel$10,144
  2. Specialty average$14,926

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Piedmont Providers LLCAtlanta, GA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Michael Fred Stiefel among 219 neurological surgery physician records in Georgia

Michael Fred Stiefel, MD is one of 219 neurological surgery physician records with a practice address in Georgia. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 13% of them.

  • NPI issued2006 · 13% of these records are older, 57% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2000 · median 2003 among the 153 with a school on file
  • Record last updated2020 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207T00000X and a Georgia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurological Surgery Physician providers in Georgia

There are 219 neurological surgery physician records in Georgia.

The 8 neurological surgery physician records with the nearest ZIP codes

  1. David Benglis, M.D.Atlanta, GA 303091669675641
  2. Howard Chandler, M.D.Atlanta, GA 303091144214933
  3. Roger Frankel, MDAtlanta, GA 303091295811982
  4. Gary Gropper, MDAtlanta, GA 303091164531844
  5. Regis Haid, M.D.Atlanta, GA 303091811992449
  6. David Herzig, MDAtlanta, GA 303091184885915
  7. Michele Johnson, M.D.Atlanta, GA 303091295861342
  8. Tyler Kenning, M.D.Atlanta, GA 303091427211259

Common questions

What is Michael Fred Stiefel, MD's NPI number?

Michael Fred Stiefel, MD's National Provider Identifier (NPI) is 1427111681, issued on Dec 19, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Michael Fred Stiefel, MD located?

The NPPES record lists a practice address at 2001 Peachtree RD NE Ste 575, Atlanta, GA, 30309. Phone: (404) 350-0106. Providers update this record themselves, so call before visiting.

How can I verify Michael Fred Stiefel, MD's license?

NPPES lists Georgia license number 84122, as entered by the provider. Search the Georgia Composite Medical Board at https://medicalboard.georgia.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Michael Fred Stiefel, MD prescribe under Medicare Part D?

In 2024, Michael Fred Stiefel, MD had 11 Medicare Part D claims; the average among neurological surgery physician prescribers was 172. Part D covers Medicare prescriptions only.

What is Michael Fred Stiefel, MD's MIPS final score?

The 2023 MIPS final score is 98.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.