NPPES file of Aug 9, 2026

Marissa Surdy

Nurse Practitioner · Sparks, MD

Marissa Surdy is a nurse practitioner with a practice address in Sparks, Maryland, and NPI 1023701083, issued on May 26, 2023. Check the license with the Maryland 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
1023701083
Name
Marissa Surdy
Primary taxonomy
Nurse Practitioner 363L00000X
License number
SP027358 PA
Self-reported in NPPES; status is on the state search
Practice location
909 Ridgebrook RD Ste 300, Sparks, MD 21152
Phone
(443) 383-9300
Enumerated
May 26, 2023
Record last updated
May 26, 2023
Medicare enrollment
Enrolled (PECOS I20230607001151); 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 909 Ridgebrook RD Ste 300

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

  1. Jiyun Choi, DNP, FNP-CFamily Nurse Practitioner1053235440
  2. Oritza Haedo, APRNPrimary Care Nurse Practitioner1962185017
  3. Dorothy HesterPrimary Care Nurse Practitioner1932940004
  4. Kelly HigginsNurse Practitioner1932021391
  5. Martha Kelly, FNPFamily Nurse Practitioner1346590361
  6. Hsiu Chin LinNurse Practitioner1598418162

Verify Marissa Surdy in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this professionCheck 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 Maryland license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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98% fewer Medicare Part D claims than the average nurse practitioner in 2024

21 Medicare Part D claims, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 76% of claims.

  1. Marissa Surdy21
  2. Specialty average1,109

Most prescribed

  1. Santyl13 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: $41.90

2 payments; by number, the most common kind was food and beverage; the largest payer was Smith+Nephew, 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.

  1. Marissa Surdy$41.90
  2. Specialty average$791.64

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. Consonant Healing Medical AssociatesBristol, PA

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

Marissa Surdy among 1,248 nurse practitioner records in Maryland

Marissa Surdy is one of 1,248 nurse practitioner records with a practice address in Maryland. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 81% of them.

  • NPI issued2023 · 81% of these records are older, 13% newer
  • In a Medicare fileYes · 68% of these records are
  • In the CMS Doctors and Clinicians fileYes · 52% of these records are
  • Graduated2022 · median 2018 among the 655 with a school on file
  • Record last updated2023 · 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 Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

8 nurse practitioner records list a practice address in Sparks

They are 8 of the 273 NPPES records with a practice address in Sparks, and 1,248 nurse practitioner records in Maryland.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Kelly HigginsSparks, MD 211521932021391
  2. Hsiu Chin LinSparks, MD 211521598418162
  3. Rubi Morales-SalinasSparks, MD 211521063387363
  4. Clementina Olusoga, NPSparks, MD 211521417703117
  5. Elizabeth Quince, NPSparks, MD 211521255924189
  6. Maria SchwartzSparks Glencoe, MD 211521316815343
  7. Stephanie Wallbillich, CRNPSparks, MD 211521619405289
  8. Ashley White, NPSparks, MD 211521184597023

Common questions

What is Marissa Surdy's NPI number?

Marissa Surdy's National Provider Identifier (NPI) is 1023701083, issued on May 26, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Marissa Surdy located?

The NPPES record lists a practice address at 909 Ridgebrook RD Ste 300, Sparks, MD, 21152. Phone: (443) 383-9300. Providers update this record themselves, so call before visiting.

How can I verify Marissa Surdy's license?

Search the Maryland board that licenses this profession; the NPPES record confirms identity only.

How much does Marissa Surdy prescribe under Medicare Part D?

In 2024, Marissa Surdy had 21 Medicare Part D claims; 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.