Emily Jeannine Cossaboon, AUD
Audiologist · Rockville, MD
Emily Jeannine Cossaboon, AUD is an audiologist with a practice address in Rockville, Maryland, and NPI 1265685671, issued on Oct 29, 2008. Check the license (Maryland 00991, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Emily Jeannine Cossaboon
- Credential
- AUD
- Primary taxonomy
- Audiologist 231H00000X
- License numbers
- 00991 MD
02-0000169 DE
Self-reported in NPPES; status is on the state search - Practice location
- 9420 Key West Ave Ste 310, Rockville, MD 20850
- Phone
- (301) 315-5888
- Enumerated
- Oct 29, 2008
- Record last updated
- Jan 7, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (301) 315-5866
- Medicare enrollment
- Enrolled (PECOS I20130509000291); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest audiologist records → All 519 in Maryland → Look up another NPI →
Also registered at 9420 Key West Ave Ste 310
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Karen Corkery, M.ED.,CCC-AAudiologist1588954143
- Kaitlyn Felbaum, CRNPAcute Care Nurse Practitioner1518330158
- Alyssa Heinz, AUDAudiologist1194000562
- Rebecca Kamil, MDOtolaryngology Physician1225445968
- Richard Kao, M.D.Otolaryngology Physician1962880419
- Artice Weston, AU.D.Audiologist1396173266
Verify Emily Jeannine Cossaboon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license 00991Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Ear Nose And Throat Associates OF Butler, LtdButler, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Emily Jeannine Cossaboon among 519 audiologist records in Maryland
Emily Jeannine Cossaboon, AUD is one of 519 audiologist records with a practice address in Maryland. 43% 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 29% of them.
- NPI issued2008 · 29% of these records are older, 62% newer
- In a Medicare fileYes · 43% of these records are
- In the CMS Doctors and Clinicians fileYes · 46% of these records are
- Graduated2007 · median 2014 among the 241 with a school on file
- Record last updated2019 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 231H00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Audiologist providers in Maryland
There are 519 audiologist records in Maryland.
All 519 in Maryland → Every provider in Rockville → Audiologist nationwide →
The 8 audiologist records with the nearest ZIP codes
- Sienna Burke, AU.D.Rockville, MD 208501962762674
- Susan Coleman, MA FAAARockville, MD 208501851568992
- Karen Corkery, M.ED.,CCC-ARockville, MD 208501588954143
- Kristina Deak, MSRockville, MD 208501336315951
- Alyssa Heinz, AUDRockville, MD 208501194000562
- Lucas Kadri-Rodriguez, AU.D., PH.D., CCC-ARockville, MD 208501255771929
- Gemma Messina, AU.D.Rockville, MD 208501861065757
- Abigail Anne PoeRockville, MD 208501730877820
Common questions
What is Emily Jeannine Cossaboon, AUD's NPI number?
Emily Jeannine Cossaboon, AUD's National Provider Identifier (NPI) is 1265685671, issued on Oct 29, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Emily Jeannine Cossaboon, AUD located?
The NPPES record lists a practice address at 9420 Key West Ave Ste 310, Rockville, MD, 20850. Phone: (301) 315-5888. Providers update this record themselves, so call before visiting.
How can I verify Emily Jeannine Cossaboon, AUD's license?
NPPES lists Maryland license number 00991, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity 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.