NPPES file of Aug 9, 2026

Joanna Manzo Delfin, CPNP-PC

Pediatric Nurse Practitioner · Columbia, MD

Joanna Manzo Delfin, CPNP-PC is a pediatric nurse practitioner with a practice address in Columbia, Maryland, and NPI 1194199190, issued on Nov 15, 2015. Check the license (Maryland R213181, as entered in NPPES) 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
1194199190
Name
Joanna Manzo Delfin
Credential
CPNP-PC
Primary taxonomy
Pediatric Nurse Practitioner 363LP0200X
License number
R213181 MD
Self-reported in NPPES; status is on the state search
Practice location
6100 Dobbin RD, Columbia, MD 21045
Phone
(443) 492-4000
Enumerated
Nov 15, 2015
Record last updated
Nov 15, 2015 (not updated in 11 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest pediatric nurse practitioner records → All 585 in Maryland → Look up another NPI →

Also registered at 6100 Dobbin RD

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

  1. Lillian Grybauskas, CPNP, CNSPediatric Nurse Practitioner1871870147
  2. Ambyr Klink, CRPNPPediatric Nurse Practitioner1336563576
  3. Megan McFadden, NPPediatric Nurse Practitioner1841741352
  4. Ashley Palumbo, CPNPPediatric Nurse Practitioner1851631832
  5. Lauren Restaino, CRNPPediatric Nurse Practitioner1265885206
  6. Jennifer Ryu, CRNPPediatric Nurse Practitioner1629570049

Verify Joanna Manzo Delfin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this profession
    Search for license R213181    Check 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

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Industry payments in 2024: $89.26

4 payments; by number, the most common kind was food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 7,169 providers of this specialty with any payment received $330.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Joanna Delfin$89.26
  2. Specialty average$330.95

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Joanna Manzo Delfin among 585 pediatric nurse practitioner records in Maryland

Joanna Manzo Delfin, CPNP-PC is one of 585 pediatric nurse practitioner records with a practice address in Maryland. 38% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 55% of them.

  • NPI issued2015 · 55% of these records are older, 40% newer
  • In a Medicare fileYes · 38% of these records are
  • In the CMS Doctors and Clinicians fileNo · 8% of these records are
  • Record last updated2015 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0200X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Nurse Practitioner providers in Maryland

There are 585 pediatric nurse practitioner records in Maryland.

All 585 in Maryland → Every provider in Columbia → Pediatric Nurse Practitioner nationwide →

The 8 pediatric nurse practitioner records with the nearest ZIP codes

  1. Annette Baldwin, CRNPColumbia, MD 210451154453900
  2. Melissa Beyer-Thistle, M.S., C.R.N.P.Columbia, MD 210451457363129
  3. Jennifer Friedman, PNPColumbia, MD 210451508926882
  4. Lillian Grybauskas, CPNP, CNSColumbia, MD 210451871870147
  5. Ambyr Klink, CRPNPColumbia, MD 210451336563576
  6. Elizabeth Lancos, M.S., C.R.N.P.Columbia, MD 210451639181316
  7. Eleanor Merboth, CRNPColumbia, MD 210451386924991
  8. Ashley Palumbo, CPNPColumbia, MD 210451851631832

Common questions

What is Joanna Manzo Delfin, CPNP-PC's NPI number?

Joanna Manzo Delfin, CPNP-PC's National Provider Identifier (NPI) is 1194199190, issued on Nov 15, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Joanna Manzo Delfin, CPNP-PC located?

The NPPES record lists a practice address at 6100 Dobbin RD, Columbia, MD, 21045. Phone: (443) 492-4000. Providers update this record themselves, so call before visiting.

How can I verify Joanna Manzo Delfin, CPNP-PC's license?

NPPES lists Maryland license number R213181, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.