Carissa Susan McIlwain, PA-C
Obstetrics & Gynecology Physician · Bala Cynwyd, PA
Carissa Susan McIlwain, PA-C is an obstetrics & gynecology physician with a practice address in Bala Cynwyd, Pennsylvania, and NPI 1003387572, issued on Dec 10, 2018. Check the license (Pennsylvania OA002318, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Carissa Susan McIlwain
- Credential
- PA-C
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- OA002318 PA
Self-reported in NPPES; status is on the state search - Practice location
- 25 Bala Ave Ste 205, Bala Cynwyd, PA 19004
- Phone
- (610) 667-6363
- Enumerated
- Dec 10, 2018
- Record last updated
- Dec 10, 2018 (not updated in 8 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 1,974 in Pennsylvania → Look up another NPI →
Verify Carissa Susan McIlwain in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license OA002318Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
83% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
28 Medicare Part D claims, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 50% of 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: $598.14
30 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 21,429 providers of this specialty with any payment received $1,030.61 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.
Carissa Susan McIlwain among 1,974 obstetrics & gynecology physician records in Pennsylvania
Carissa Susan McIlwain, PA-C is one of 1,974 obstetrics & gynecology physician 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 2018, is newer than 80% of them.
- NPI issued2018 · 80% of these records are older, 17% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 60% of these records are
- Record last updated2018 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in Pennsylvania
There are 1,974 obstetrics & gynecology physician records in Pennsylvania.
All 1,974 in Pennsylvania → Every provider in Bala Cynwyd → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Helene Koch, D.O.Bala Cynwyd, PA 190041598723819
- Joanne Kakaty-Monzo, DOArdmore, PA 190031639134570
- Alla Fishman, DOHuntingdon Valley, PA 190061710967716
- Monique Ruberu, MDHuntington Valley, PA 190061528234432
- Amal Amir, DOAbington, PA 190011902483944
- Angela Carracino, DOAbington, PA 190011003375379
- Hannah EdelsteinAbington, PA 190011063153252
- Evan FitzgeraldAbington, PA 190011558999276
Common questions
What is Carissa Susan McIlwain, PA-C's NPI number?
Carissa Susan McIlwain, PA-C's National Provider Identifier (NPI) is 1003387572, issued on Dec 10, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Carissa Susan McIlwain, PA-C located?
The NPPES record lists a practice address at 25 Bala Ave Ste 205, Bala Cynwyd, PA, 19004. Phone: (610) 667-6363. Providers update this record themselves, so call before visiting.
How can I verify Carissa Susan McIlwain, PA-C's license?
NPPES lists Pennsylvania license number OA002318, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Carissa Susan McIlwain, PA-C prescribe under Medicare Part D?
In 2024, Carissa Susan McIlwain, PA-C had 28 Medicare Part D claims; the average among obstetrics & gynecology physician prescribers was 165. 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.