Erin Oman, CRNP
Family Nurse Practitioner · Hagerstown, MD
Erin Oman, CRNP is a family nurse practitioner with a practice address in Hagerstown, Maryland, and NPI 1891260741, issued on Oct 8, 2018. Check the license (Maryland R177384, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Erin Oman
- Credential
- CRNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- R177384 MD
Self-reported in NPPES; status is on the state search - Practice location
- 11110 Medical Campus RD Ste 246, Hagerstown, MD 21742
- Phone
- (301) 665-4585
- Enumerated
- Oct 8, 2018
- Record last updated
- Nov 27, 2023
- Medicare enrollment
- Enrolled (PECOS I20200423000100); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 4,124 in Maryland → Look up another NPI →
Also registered at 11110 Medical Campus RD Ste 246
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Riad Almudallal, MDGastroenterology Physician1245220763
- Showkat Bashir, MDGastroenterology Physician1740242106
- Pear Enam, M.D.Specialist1780687616
- Rashid Hanif, M.D.Gastroenterology Physician1285637116
- Chunwei Lai, M.D., PH.D.Gastroenterology Physician1134568306
Verify Erin Oman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license R177384Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
40% more Medicare Part D claims than the average family nurse practitioner in 2024
1,828 Medicare Part D claims for 553 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.
Most prescribed
- Pantoprazole Sodium257 claims
- Omeprazole221 claims
- Famotidine183 claims
- Sod Sulf-Potass Sulf-Mag Sulf131 claims
- Linzess116 claims
- Esomeprazole Magnesium107 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.
Industry payments in 2024: $67.04
1 payment: food and beverage; the largest payer was Phathom Pharmaceuticals, Inc. The 99,489 providers of this specialty with any payment received $650.95 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 2 group practices
- Medical Practices OF Antietam, LLCHagerstown, MD
- Meritus Medical Center IncHagerstown, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Erin Oman among 4,124 family nurse practitioner records in Maryland
Erin Oman, CRNP is one of 4,124 family nurse practitioner records with a practice address in Maryland. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 43% of them.
- NPI issued2018 · 43% of these records are older, 50% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2018 · median 2019 among the 2,370 with a school on file
- Record last updated2023 · 41% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
115 family nurse practitioner records list a practice address in Hagerstown
They are 115 of the 2,414 NPPES records with a practice address in Hagerstown, and 4,124 family nurse practitioner records in Maryland.
All 4,124 in Maryland → Every provider in Hagerstown → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Shana Crowder, NPHagerstown, MD 217421821310913
- Heather Dorius, FNP-CHagerstown, MD 217421508289992
- Richard HauptHagerstown, MD 217421245218551
- Courtney Howard, ARNPHagerstown, MD 217421184895419
- Karin Looper, NPHagerstown, MD 217421508161274
- Janeen LycheHagerstown, MD 217421538226972
- Jeanna Moats, C.R.N.PHagerstown, MD 217421417958075
- Jasmine Pega, CRNPHagerstown, MD 217421083017446
Common questions
What is Erin Oman, CRNP's NPI number?
Erin Oman, CRNP's National Provider Identifier (NPI) is 1891260741, issued on Oct 8, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Erin Oman, CRNP located?
The NPPES record lists a practice address at 11110 Medical Campus RD Ste 246, Hagerstown, MD, 21742. Phone: (301) 665-4585. Providers update this record themselves, so call before visiting.
How can I verify Erin Oman, CRNP's license?
NPPES lists Maryland license number R177384, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.
How much does Erin Oman, CRNP prescribe under Medicare Part D?
In 2024, Erin Oman, CRNP had 1,828 Medicare Part D claims for 553 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.