Daniela Guilliam, M.D.
Sleep Medicine (Psychiatry & Neurology) Physician · Austell, GA
Daniela Guilliam, M.D. is a sleep medicine (psychiatry & neurology) physician with a practice address in Austell, Georgia, and NPI 1245487800, issued on Aug 25, 2008. Check the license (Georgia 70560, as entered in NPPES) on the Georgia Composite Medical Board; the Medicare figures below come from public CMS files.
- Name
- Daniela Guilliam
- Credential
- M.D.
- Primary taxonomy
- Sleep Medicine (Psychiatry & Neurology) Physician 2084S0012X
- License number
- 70560 GA
Self-reported in NPPES; status is on the state search - Practice location
- 1664 Mulkey RD, Austell, GA 30106
- Phone
- (770) 422-1372
- Enumerated
- Aug 25, 2008
- Record last updated
- Dec 15, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (770) 999-2599
- Medicare enrollment
- Enrolled (PECOS I20131023000057); accepts Medicare assignment
- Medical or professional school
- Icahn School Of Medicine At Mount Sinai, 2008
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest sleep medicine (psychiatry & neurology) physician records → All 13 in Georgia → Look up another NPI →
Also registered at 1664 Mulkey RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Nidhi Huff, M.D.Pulmonary Disease Physician1659515864
- Faye Maloney, MDPediatrics Physician1093792400
Verify Daniela Guilliam in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersGeorgia Composite Medical Board
Search for license 70560Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
64% fewer Medicare Part D claims than the average sleep medicine (psychiatry & neurology) physician in 2024
239 Medicare Part D claims for 58 beneficiaries, against an average of 655 among the 377 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.
Most prescribed
- Gabapentin44 claims
- Trazodone Hcl38 claims
- Zolpidem Tartrate25 claims
- Ropinirole Hcl19 claims
- Amitriptyline Hcl16 claims
- Doxepin Hcl15 claims
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 MIPS final score for 2023 (Medicare payment program): 92.9 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $793.51
22 payments; by number, the most common kind was food and beverage; the largest payer was Inspire Medical Systems, Inc. The 278 providers of this specialty with any payment received $5,572.43 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- Wellstar Medical Group LLCAustell, GA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Daniela Guilliam among 13 sleep medicine (psychiatry & neurology) physician records in Georgia
Daniela Guilliam, M.D. is one of 13 sleep medicine (psychiatry & neurology) physician records with a practice address in Georgia. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 62% of them.
- NPI issued2008 · 62% of these records are older, 31% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated2008 · median 2002 among the 10 with a school on file
- Record last updated2021 · 38% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084S0012X and a Georgia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Sleep Medicine (Psychiatry & Neurology) Physician providers in Georgia
There are 13 sleep medicine (psychiatry & neurology) physician records in Georgia.
All 13 in Georgia → Every provider in Austell → Sleep Medicine (Psychiatry & Neurology) Physician nationwide →
The 8 sleep medicine (psychiatry & neurology) physician records with the nearest ZIP codes
- Sara Shuler, MDDecatur, GA 300331124007695
- Alex DworetzDecatur, GA 300301033645759
- Jeffrey Durmer, MD, PHDSuwanee, GA 300241275598724
- Pranathi Kondapaneni, M.D.Suwanee, GA 300241922022193
- Heidi Riney, MDAlpharetta, GA 300221669654836
- Chantale Branson, MDAtlanta, GA 303031538428826
- Kevin Gleason, D.O.Atlanta, GA 303031255613758
- Romy Hoque, M.D.Atlanta, GA 303291770793457
Common questions
What is Daniela Guilliam, M.D.'s NPI number?
Daniela Guilliam, M.D.'s National Provider Identifier (NPI) is 1245487800, issued on Aug 25, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Daniela Guilliam, M.D. located?
The NPPES record lists a practice address at 1664 Mulkey RD, Austell, GA, 30106. Phone: (770) 422-1372. Providers update this record themselves, so call before visiting.
How can I verify Daniela Guilliam, M.D.'s license?
NPPES lists Georgia license number 70560, 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 Daniela Guilliam, M.D. prescribe under Medicare Part D?
In 2024, Daniela Guilliam, M.D. had 239 Medicare Part D claims for 58 beneficiaries; the average among sleep medicine (psychiatry & neurology) physician prescribers was 655. Part D covers Medicare prescriptions only.
What is Daniela Guilliam, M.D.'s MIPS final score?
The 2023 MIPS final score is 92.9 of 100. 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.