Vanessa G. Wittstruck, PA-C
Medical Physician Assistant · Greeley, CO
Vanessa G. Wittstruck, PA-C is a medical physician assistant with a practice address in Greeley, Colorado, and NPI 1023447679, issued on Nov 4, 2013. Check the license (Colorado PA.0003759, as entered in NPPES) with the Colorado board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Vanessa G. Wittstruck
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License numbers
- PA.0003759 CO
15-01650 KS
Self-reported in NPPES; status is on the state search - Practice location
- 2429 35TH Ave, Greeley, CO 80634
- Phone
- (303) 338-4545
- Enumerated
- Nov 4, 2013
- Record last updated
- Mar 29, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid ID
- 16985001 CO
- Medicare enrollment
- Enrolled (PECOS I20150106001917); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 1,308 in Colorado → Look up another NPI →
Also registered at 2429 35TH Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Bruce Conaway, MDFamily Medicine Physician1174596381
- Vincenz De Castro, D.O.Family Medicine Physician1740607050
- Lindsey Gerdes, D.O.Family Medicine Physician1679865091
- Alyson Godbey, PHARM DPharmacist1427802016
- Brian Kingston, MDFamily Medicine Physician1356345391
Verify Vanessa G. Wittstruck in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Colorado board licenses this profession
Search for license PA.0003759Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% more Medicare Part D claims than the average medical physician assistant in 2024
2,152 Medicare Part D claims for 445 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 117 claims were for opioids.
Most prescribed
- Atorvastatin Calcium93 claims
- Lisinopril86 claims
- Levothyroxine Sodium71 claims
- Rosuvastatin Calcium69 claims
- Albuterol Sulfate Hfa66 claims
- Meloxicam61 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
- Colorado Permanente Medical Group PCDenver, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Vanessa G. Wittstruck among 1,308 medical physician assistant records in Colorado
Vanessa G. Wittstruck, PA-C is one of 1,308 medical physician assistant records with a practice address in Colorado. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 53% of them.
- NPI issued2013 · 53% of these records are older, 44% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 56% of these records are
- Graduated2013 · median 2014 among the 727 with a school on file
- Record last updated2021 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Medical Physician Assistant providers in Colorado
There are 1,308 medical physician assistant records in Colorado.
All 1,308 in Colorado → Every provider in Greeley → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Holly Andrews, PA-CGreeley, CO 806341528463056
- Nathan Bedosky, P.A.-CGreeley, CO 806341760404693
- Donald Downs, PA-CGreeley, CO 806341851487680
- Michael Giacopelli, PA-CGreeley, CO 806341639695083
- Jeremy Grover, PA-CGreeley, CO 806341285734038
- Jeanine HjeltGreeley, CO 806341821231333
- Karen Jones, PA-CGreeley, CO 806341265409742
- Melissa Martinez, PA-CGreeley, CO 806341063697449
Common questions
What is Vanessa G. Wittstruck, PA-C's NPI number?
Vanessa G. Wittstruck, PA-C's National Provider Identifier (NPI) is 1023447679, issued on Nov 4, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Vanessa G. Wittstruck, PA-C located?
The NPPES record lists a practice address at 2429 35TH Ave, Greeley, CO, 80634. Phone: (303) 338-4545. Providers update this record themselves, so call before visiting.
How can I verify Vanessa G. Wittstruck, PA-C's license?
NPPES lists Colorado license number PA.0003759, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.
How much does Vanessa G. Wittstruck, PA-C prescribe under Medicare Part D?
In 2024, Vanessa G. Wittstruck, PA-C had 2,152 Medicare Part D claims for 445 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.