NPPES file of Aug 9, 2026

Carolyn Yochum Wulff, PA

Physician Assistant · New Castle, DE

Carolyn Yochum Wulff, PA is a physician assistant with a practice address in New Castle, Delaware, and NPI 1831809573, issued on Dec 5, 2022. Check the license (Delaware C5-0011954, as entered in NPPES) with the Delaware board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1831809573
Name
Carolyn Yochum Wulff
Credential
PA
Primary taxonomy
Physician Assistant 363A00000X
License number
C5-0011954 DE
Self-reported in NPPES; status is on the state search
Practice location
94 Christiana RD, New Castle, DE 19720
Phone
(302) 327-7630
Enumerated
Dec 5, 2022
Record last updated
Jun 7, 2024
Fax
(302) 327-7635
Medicare enrollment
Enrolled (PECOS I20231005001028); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 94 Christiana RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Ayla Benge, DOInternal Medicine Physician1538789433
  2. Saranya Biswas, M.D.Internal Medicine Physician1124460209
  3. Rebecca Dewees, MDFamily Medicine Physician1841930120
  4. Nancy Gutierrez Rivera, MDInternal Medicine Physician1467834812
  5. Joelle Mengang, MDFamily Medicine Physician1629389184
  6. Vikesh Shrestha, DOFamily Medicine Physician1306464896

Verify Carolyn Yochum Wulff in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Delaware board licenses this profession
    Search for license C5-0011954
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Delaware license search

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76% more Medicare Part D claims than the average physician assistant in 2024

1,457 Medicare Part D claims for 262 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.

  1. Carolyn Wulff1,457
  2. Specialty average830

Most prescribed

  1. Atorvastatin Calcium151 claims
  2. Amlodipine Besylate106 claims
  3. Lisinopril60 claims
  4. Omeprazole52 claims
  5. Losartan Potassium45 claims
  6. Levothyroxine Sodium40 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: $25.95

1 payment: food and beverage; the largest payer was Ucb, Inc. 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.

  1. Carolyn Wulff$25.95
  2. Specialty average$841.65

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

  1. Christiana Care Health Services IncNewark, DE

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Carolyn Yochum Wulff among 695 physician assistant records in Delaware

Carolyn Yochum Wulff, PA is one of 695 physician assistant records with a practice address in Delaware. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 70% of them.

  • NPI issued2022 · 70% of these records are older, 24% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2023 · median 2019 among the 462 with a school on file
  • Record last updated2024 · 34% 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 Delaware practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Physician Assistant providers in Delaware

There are 695 physician assistant records in Delaware.

The 8 physician assistant records with the nearest ZIP codes

  1. Jennifer Bader, PA-CNew Castle, DE 197201407163983
  2. Abigail Flores-Toscano, PA-CNew Castle, DE 197201174440820
  3. Jessica Glant, PA-CNew Castle, DE 197201467964205
  4. Lauren McDonnell, PA-CNew Castle, DE 197201083267082
  5. Gabriel Pelaez, PA-CNew Castle, DE 197201003392838
  6. Lauren Walls, PA-CNew Castle, DE 197201528510070
  7. Eyosias AbiyNewark, DE 197181346120052
  8. Kayla Bright, PA-CNewark, DE 197181205760824

Common questions

What is Carolyn Yochum Wulff, PA's NPI number?

Carolyn Yochum Wulff, PA's National Provider Identifier (NPI) is 1831809573, issued on Dec 5, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Carolyn Yochum Wulff, PA located?

The NPPES record lists a practice address at 94 Christiana RD, New Castle, DE, 19720. Phone: (302) 327-7630. Providers update this record themselves, so call before visiting.

How can I verify Carolyn Yochum Wulff, PA's license?

NPPES lists Delaware license number C5-0011954, as entered by the provider. Search the Delaware board that licenses this profession; the NPPES record confirms identity only.

How much does Carolyn Yochum Wulff, PA prescribe under Medicare Part D?

In 2024, Carolyn Yochum Wulff, PA had 1,457 Medicare Part D claims for 262 beneficiaries; the average among physician assistant prescribers was 830. 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.