Colleen Elizabeth Holley, MD
Emergency Medicine Physician · Glen Burnie, MD
Colleen Elizabeth Holley, MD is an emergency medicine physician with a practice address in Glen Burnie, Maryland, and NPI 1093014524, issued on Mar 23, 2011. Check the license (Maryland D77429, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Colleen Elizabeth Holley
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- D77429 MD
Self-reported in NPPES; status is on the state search - Practice location
- 301 Hospital Dr, Glen Burnie, MD 21061
- Phone
- (410) 787-4313
- Enumerated
- Mar 23, 2011
- Record last updated
- Sep 11, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (419) 787-4305
- Medicare enrollment
- Enrolled (PECOS I20140721001694); accepts Medicare assignment
- Medical or professional school
- Virginia Commonwealth University, School Of Medicine, 2011
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,190 in Maryland → Look up another NPI →
Also registered at 301 Hospital Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Steven Abert, MDEmergency Medicine Physician1932142122
- Omoyemi Adebayo, M.D.Emergency Medicine Physician1063788842
- Hajara AdebowaleNurse Practitioner1265161491
- Omolara Adewuni, M.D.Internal Medicine Physician1336317676
- Chinaemerem Agbakwuru, M.D.Pediatrics Physician1467865915
- Courtney Ajello, DNP, CRNACertified Registered Nurse Anesthetist1295439131
Verify Colleen Elizabeth Holley in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D77429Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
13% fewer Medicare Part D claims than the average emergency medicine physician in 2024
196 Medicare Part D claims for 120 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 22 claims were for opioids.
Most prescribed
- Ondansetron Odt18 claims
- Hydrocodone-Acetaminophen13 claims
- Mirtazapine12 claims
- Sertraline Hcl12 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.
Bills Medicare through one group practice
- Baltimore Washington Emergency Physicians, Inc.Glen Burnie, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Colleen Elizabeth Holley among 1,190 emergency medicine physician records in Maryland
Colleen Elizabeth Holley, MD is one of 1,190 emergency medicine physician records with a practice address in Maryland. 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 2011, is newer than 61% of them.
- NPI issued2011 · 61% of these records are older, 35% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 48% of these records are
- Graduated2011 · median 2010 among the 571 with a school on file
- Record last updated2020 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
25 emergency medicine physician records list a practice address in Glen Burnie
They are 25 of the 1,989 NPPES records with a practice address in Glen Burnie, and 1,190 emergency medicine physician records in Maryland.
All 1,190 in Maryland → Every provider in Glen Burnie → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Chirag Chaudhari, M.D,Glen Burnie, MD 210611821045667
- Dorothy Fedis, M.D.Glen Burnie, MD 210611033166202
- Richard Fields, MDGlen Burnie, MD 210611609823947
- Luis Gomez, M.D.Glen Burnie, MD 210611134168636
- Joel Klein, M.D.Glen Burnie, MD 210611578503298
- Gail Kramer, MDGlen Burnie, MD 210611780625939
- Steven Lucas, MDGlen Burnie, MD 210611558309716
- Susan Maier, MDGlen Burnie, MD 210611609814664
Common questions
What is Colleen Elizabeth Holley, MD's NPI number?
Colleen Elizabeth Holley, MD's National Provider Identifier (NPI) is 1093014524, issued on Mar 23, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Colleen Elizabeth Holley, MD located?
The NPPES record lists a practice address at 301 Hospital Dr, Glen Burnie, MD, 21061. Phone: (410) 787-4313. Providers update this record themselves, so call before visiting.
How can I verify Colleen Elizabeth Holley, MD's license?
NPPES lists Maryland license number D77429, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Colleen Elizabeth Holley, MD prescribe under Medicare Part D?
In 2024, Colleen Elizabeth Holley, MD had 196 Medicare Part D claims for 120 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.