Catherine Gregg, CRNP
Nurse Practitioner · Upper St Clair, PA
Catherine Gregg, CRNP is a nurse practitioner with a practice address in Upper St Clair, Pennsylvania, and NPI 1043958374, issued on May 25, 2022. Check the license (Pennsylvania SP020933, as entered in NPPES) with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Catherine Gregg
- Credential
- CRNP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- SP020933 PA
Self-reported in NPPES; status is on the state search - Practice location
- 2589 Washington RD, Upper St Clair, PA 15241
- Phone
- (412) 595-7681
- Enumerated
- May 25, 2022
- Record last updated
- May 25, 2022
- Medicare enrollment
- Enrolled (PECOS I20230411001065); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 3,916 in Pennsylvania → Look up another NPI →
Verify Catherine Gregg in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
Search for license SP020933Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
23% more Medicare Part D claims than the average nurse practitioner in 2024
1,362 Medicare Part D claims for 604 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. 21 claims were for opioids.
Most prescribed
- Fluticasone Propionate183 claims
- Omeprazole97 claims
- Famotidine80 claims
- Ipratropium Bromide72 claims
- Pantoprazole Sodium64 claims
- Ofloxacin62 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: $1,113.70
54 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 38,884 providers of this specialty with any payment received $791.64 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
- South Hills Ent AssociationBethel Park, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Catherine Gregg among 3,916 nurse practitioner records in Pennsylvania
Catherine Gregg, CRNP is one of 3,916 nurse practitioner records with a practice address in Pennsylvania. 75% 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 78% of them.
- NPI issued2022 · 78% of these records are older, 17% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2019 · median 2018 among the 2,360 with a school on file
- Record last updated2022 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1 nurse practitioner record lists a practice address in Upper St Clair
They are 1 of the 48 NPPES records with a practice address in Upper St Clair, and 3,916 nurse practitioner records in Pennsylvania.
All 3,916 in Pennsylvania → Every provider in Upper St Clair → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Bethany BlockPittsburgh, PA 152411295545341
- Suzanne Klutch, CRNPPittsburgh, PA 152411659850170
- Amy Strain, CRNPPittsburgh, PA 152411427343656
- Taylor Wilson, CRNPPittsburgh, PA 152411861152019
- Carol Dolbee, CRNPPittsburgh, PA 152401194819466
- Kristen Forester, CRNPPittsburgh, PA 152401710021860
- Kelly Garbelotti, CRNPPittsburgh, PA 152401902934979
- Patrice Price, CRNPPittsburgh, PA 152401710226899
Common questions
What is Catherine Gregg, CRNP's NPI number?
Catherine Gregg, CRNP's National Provider Identifier (NPI) is 1043958374, issued on May 25, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Catherine Gregg, CRNP located?
The NPPES record lists a practice address at 2589 Washington RD, Upper St Clair, PA, 15241. Phone: (412) 595-7681. Providers update this record themselves, so call before visiting.
How can I verify Catherine Gregg, CRNP's license?
NPPES lists Pennsylvania license number SP020933, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.
How much does Catherine Gregg, CRNP prescribe under Medicare Part D?
In 2024, Catherine Gregg, CRNP had 1,362 Medicare Part D claims for 604 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.