Crystal Cassimere
Sleep Medicine (Family Medicine) Physician · Atlanta, GA
Crystal Cassimere is a sleep medicine (family medicine) physician with a practice address in Atlanta, Georgia, and NPI 1760909329, issued on Aug 24, 2017. Check the license on the Georgia Composite Medical Board; the Medicare figures below come from public CMS files.
- Name
- Crystal Cassimere
- Primary taxonomy
- Sleep Medicine (Family Medicine) Physician 207QS1201X
- License number
- V4645 TX
Self-reported in NPPES; status is on the state search - Practice location
- 12 Executive Park Dr NE, Atlanta, GA 30329
- Phone
- (404) 727-4018
- Enumerated
- Aug 24, 2017
- Record last updated
- Aug 6, 2025
- Medicare enrollment
- Enrolled (PECOS I20260106002301); may accept Medicare assignment
- Medical or professional school
- University Of North Texas Hsc, College Of Osteopathic Med, 2022
- Entity
- Type 1 · individual
8 nearest sleep medicine (family medicine) physician records → All 13 in Georgia → Look up another NPI →
Also registered at 12 Executive Park Dr NE
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Peter Ash, MDPsychiatry Physician1053379669
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- Gabriela BouNeurology Physician1497383087
- Andrew Breithaupt, MDNeurology Physician1225494230
Verify Crystal Cassimere in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersGeorgia Composite Medical BoardCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
60% fewer Medicare Part D claims than the average sleep medicine (family medicine) physician in 2024
290 Medicare Part D claims for 59 beneficiaries, against an average of 718 among the 211 providers of this specialty who prescribed in Part D.
Most prescribed
- Losartan Potassium22 claims
- Atorvastatin Calcium21 claims
- Amlodipine Besylate16 claims
- Lisinopril16 claims
- Gabapentin15 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.
Crystal Cassimere among 13 sleep medicine (family medicine) physician records in Georgia
Crystal Cassimere is one of 13 sleep medicine (family medicine) physician records with a practice address in Georgia. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 46% of them.
- NPI issued2017 · 46% of these records are older, 38% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Record last updated2025 · 8% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QS1201X 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 (Family Medicine) Physician providers in Georgia
There are 13 sleep medicine (family medicine) physician records in Georgia.
All 13 in Georgia → Every provider in Atlanta → Sleep Medicine (Family Medicine) Physician nationwide →
The 8 sleep medicine (family medicine) physician records with the nearest ZIP codes
- Toral Shah, D.O.Atlanta, GA 303291932587136
- Abdallah Almegdadi, MBBSLagrange, GA 302401770151227
- Justin Park, MDAustell, GA 301061225536816
- Khaldoon Al-Moosawi, M.D.Suwanee, GA 300241578849444
- Shubh Ayengar, M.D.Suwanee, GA 300241154641975
- Zachary Adams, M.D.Alpharetta, GA 300221073956231
- Lacie Hediger, DOFort Gordon, GA 309051871951723
- Charles Smith, MDMacon, GA 312101609335751
Common questions
What is Crystal Cassimere's NPI number?
Crystal Cassimere's National Provider Identifier (NPI) is 1760909329, issued on Aug 24, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Crystal Cassimere located?
The NPPES record lists a practice address at 12 Executive Park Dr NE, Atlanta, GA, 30329. Phone: (404) 727-4018. Providers update this record themselves, so call before visiting.
How can I verify Crystal Cassimere's license?
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 Crystal Cassimere prescribe under Medicare Part D?
In 2024, Crystal Cassimere had 290 Medicare Part D claims for 59 beneficiaries; the average among sleep medicine (family medicine) physician prescribers was 718. Part D covers Medicare prescriptions only.
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.