Mollie Hartz
Pediatric Nurse Practitioner · Chevy Chase, MD
Mollie Hartz is a pediatric nurse practitioner with a practice address in Chevy Chase, Maryland, and NPI 1578251948, issued on Apr 25, 2023. Check the license (Maryland R259129, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mollie Hartz
- Primary taxonomy
- Pediatric Nurse Practitioner 363LP0200X
- License number
- R259129 MD
Self-reported in NPPES; status is on the state search - Practice location
- 8401 Connecticut Ave, Chevy Chase, MD 20815
- Phone
- (301) 453-2530
- Enumerated
- Apr 25, 2023
- Record last updated
- Apr 9, 2024
- Entity
- Type 1 · individual
8 nearest pediatric nurse practitioner records → All 585 in Maryland → Look up another NPI →
Also registered at 8401 Connecticut Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Laura Arling, M.D.Pediatrics Physician1952627655
- Megan Baird, PA-CPhysician Assistant1124437447
- Katharina Blunschi, MDPediatrics Physician1134758493
- Artemis Dolenc, MS, RD, LDNRegistered Dietitian1033571138
- Daniel Finkelstein, MDPediatrics Physician1902870926
- Seth Garber, M.D.Family Medicine Physician1366588535
Verify Mollie Hartz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license R259129Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $867.15
35 payments; by number, the most common kind was food and beverage; the largest payer was Regeneron Healthcare Solutions, Inc. 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.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Mollie Hartz among 585 pediatric nurse practitioner records in Maryland
Mollie Hartz 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 2023, is newer than 90% of them.
- NPI issued2023 · 90% of these records are older, 7% newer
- In a Medicare fileYes · 38% of these records are
- In the CMS Doctors and Clinicians fileNo · 8% of these records are
- Record last updated2024 · 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 Chevy Chase → Pediatric Nurse Practitioner nationwide →
The 8 pediatric nurse practitioner records with the nearest ZIP codes
- Suzannah Stivison, CPNPChevy Chase, MD 208151053686246
- Jane Balkam, PHD, APRN, CPNP,IBCLBethesda, MD 208141649361585
- Ella Mitchel, PNP-PCBethesda, MD 208161225859424
- Lauren Ranieri, CPNPBethesda, MD 208161063022853
- Carol Whittington-Washington, CRNPLandover, MD 207851053620971
- Aileen Garcia, CPNPHyattsville, MD 207831720454804
- Katherine Carroll, CPNP-PC/ACUniversity Park, MD 207821306567854
- Catherine BustiosRockville, MD 208501154869162
Common questions
What is Mollie Hartz's NPI number?
Mollie Hartz's National Provider Identifier (NPI) is 1578251948, issued on Apr 25, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Mollie Hartz located?
The NPPES record lists a practice address at 8401 Connecticut Ave, Chevy Chase, MD, 20815. Phone: (301) 453-2530. Providers update this record themselves, so call before visiting.
How can I verify Mollie Hartz's license?
NPPES lists Maryland license number R259129, 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.
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.