Catherine G. Costantino, FNP-BC
Family Nurse Practitioner · Waldorf, MD
Catherine G. Costantino, FNP-BC is a family nurse practitioner with a practice address in Waldorf, Maryland, and NPI 1942977673, issued on Aug 30, 2021. Check the license (Maryland R194240, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Catherine G. Costantino
- Credential
- FNP-BC
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- R194240 MD
Self-reported in NPPES; status is on the state search - Practice location
- 11100 Billingsley RD, Waldorf, MD 20602
- Phone
- (240) 754-6123
- Enumerated
- Aug 30, 2021
- Record last updated
- Aug 30, 2021 (not updated in 5 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 4,124 in Maryland → Look up another NPI →
Also registered at 11100 Billingsley RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Tessa Abdul-RahimLicensed Practical Nurse1366222119
- Bolade AbiolaRegistered Nurse1720865389
- Kent Alford, RNAddiction Medicine (Preventive Medicine) Physician1679252597
- Robin AllenAddiction (Substance Use Disorder) Counselor1689353484
- Ebere Amos-Uhegbu, RNAddiction (Substance Use Disorder) Registered Nurse1366203804
- Therese Bohannon, RNPsychiatric/Mental Health Registered Nurse1568248201
Verify Catherine G. Costantino in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license R194240Check 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% fewer Medicare Part D claims than the average family nurse practitioner in 2024
169 Medicare Part D claims for 29 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.
Most prescribed
- Amlodipine Besylate12 claims
- Gabapentin12 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: $169.17
3 payments; by number, the most common kind was food and beverage; the largest payer was Gilead Sciences, Inc. The 99,489 providers of this specialty with any payment received $650.95 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.
Catherine G. Costantino among 4,124 family nurse practitioner records in Maryland
Catherine G. Costantino, FNP-BC is one of 4,124 family nurse practitioner records with a practice address in Maryland. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 65% of them.
- NPI issued2021 · 65% of these records are older, 28% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileNo · 58% of these records are
- Record last updated2021 · 41% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
45 family nurse practitioner records list a practice address in Waldorf
They are 45 of the 1,272 NPPES records with a practice address in Waldorf, and 4,124 family nurse practitioner records in Maryland.
All 4,124 in Maryland → Every provider in Waldorf → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Sylivia AcholonuWaldorf, MD 206021316336498
- Olufunke Ajayi, CRNP-FWaldorf, MD 206021710437546
- Hilda Chi, NPWaldorf, MD 206021548508278
- Denise Colton, CRNPWaldorf, MD 206021427494343
- Marie Grace Del Rosario, CRNPWaldorf, MD 206021265906655
- Tanshanicka Felton, DNP, FNP-BCWaldorf, MD 206021619502812
- Amanda Hill, CRNPWaldorf, MD 206021215481858
- Danielle JonesWaldorf, MD 206021396258877
Common questions
What is Catherine G. Costantino, FNP-BC's NPI number?
Catherine G. Costantino, FNP-BC's National Provider Identifier (NPI) is 1942977673, issued on Aug 30, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Catherine G. Costantino, FNP-BC located?
The NPPES record lists a practice address at 11100 Billingsley RD, Waldorf, MD, 20602. Phone: (240) 754-6123. Providers update this record themselves, so call before visiting.
How can I verify Catherine G. Costantino, FNP-BC's license?
NPPES lists Maryland license number R194240, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.
How much does Catherine G. Costantino, FNP-BC prescribe under Medicare Part D?
In 2024, Catherine G. Costantino, FNP-BC had 169 Medicare Part D claims for 29 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.