William Frederick Morefield, PA-C
Physician Assistant · Baltimore, MD
William Frederick Morefield, PA-C is a physician assistant with a practice address in Baltimore, Maryland, and NPI 1790870673, issued on Oct 4, 2006. Check the license (Maryland C03858, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- William Frederick Morefield
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License numbers
- C03858 MD
C5-0000557 DE
MA052876 PA
Self-reported in NPPES; status is on the state search - Practice location
- 600 N Wolfe St, Baltimore, MD 21287
- Phone
- (410) 614-2227
- Enumerated
- Oct 4, 2006
- Record last updated
- Jul 27, 2011 (not updated in 15 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20090629000257); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 3,224 in Maryland → Look up another NPI →
Also registered at 600 N Wolfe St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify William Frederick Morefield in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license C03858Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
72% fewer Medicare Part D claims than the average physician assistant in 2024
229 Medicare Part D claims for 91 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 89 claims were for opioids.
Most prescribed
- Oxycodone Hcl77 claims
- Ondansetron Hcl63 claims
- Prednisone22 claims
- Tizanidine Hcl13 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 practice group's MIPS final score for 2023 (Medicare payment program): 74.4 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $27.00
1 payment: compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program; the largest payer was Becton, Dickinson and Company. The 64,719 providers of this specialty with any payment received $841.65 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
- Johns Hopkins UniversityColumbia, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William Frederick Morefield among 3,224 physician assistant records in Maryland
William Frederick Morefield, PA-C is one of 3,224 physician assistant records with a practice address in Maryland. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 3% of them.
- NPI issued2006 · 3% of these records are older, 83% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2007 · median 2017 among the 1,974 with a school on file
- Record last updated2011 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,135 physician assistant records list a practice address in Baltimore
They are 1,135 of the 35,183 NPPES records with a practice address in Baltimore, and 3,224 physician assistant records in Maryland.
All 3,224 in Maryland → Every provider in Baltimore → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Alice Armour, P.A.-C.Baltimore, MD 212871659336410
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- Nancy Crawford, P.A.-C.Baltimore, MD 212871215985775
- Mandy David, P.A.-C.Baltimore, MD 212871902858715
- William Fleming, PA-CBaltimore, MD 212871477501385
- Karen Frangione, PACBaltimore, MD 212871639131634
- John Gerwig, P.A.-C.Baltimore, MD 212871750335105
- Rebecca Godfrey, P.A.-C.Baltimore, MD 212871255385522
Common questions
What is William Frederick Morefield, PA-C's NPI number?
William Frederick Morefield, PA-C's National Provider Identifier (NPI) is 1790870673, issued on Oct 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William Frederick Morefield, PA-C located?
The NPPES record lists a practice address at 600 N Wolfe St, Baltimore, MD, 21287. Phone: (410) 614-2227. Providers update this record themselves, so call before visiting.
How can I verify William Frederick Morefield, PA-C's license?
NPPES lists Maryland license number C03858, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.
How much does William Frederick Morefield, PA-C prescribe under Medicare Part D?
In 2024, William Frederick Morefield, PA-C had 229 Medicare Part D claims for 91 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is William Frederick Morefield, PA-C's MIPS final score?
The 2023 MIPS final score is 74.4 of 100, reported for the practice group. 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.