NPPES file of Aug 9, 2026

Ashley Crystal Pfeiffer, CRNP

Family Nurse Practitioner · California, MD

Ashley Crystal Pfeiffer, CRNP is a family nurse practitioner with a practice address in California, Maryland, and NPI 1023993078, issued on Aug 8, 2025. Check the license (Maryland R207147, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1023993078
Name
Ashley Crystal Pfeiffer
Credential
CRNP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
R207147 MD
Self-reported in NPPES; status is on the state search
Practice location
22590 Shady CT, California, MD 20619
Phone
(301) 737-0500
Enumerated
Aug 8, 2025
Record last updated
Mar 24, 2026
Fax
(301) 737-3351
Medicare enrollment
Enrolled (PECOS I20251030005307); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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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8 nearest family nurse practitioner records → All 4,124 in Maryland → Look up another NPI →

Also registered at 22590 Shady CT

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

  1. Mark Chylinski, MDInternal Medicine Physician1710408539
  2. Naomi Constantine, PMHNPPsychiatric/Mental Health Nurse Practitioner1225212756
  3. Victoria Dube, CRNPFamily Nurse Practitioner1023607686
  4. Patricia Duswalt, CNMMidwife1104175819
  5. Christine Garrity, CRNPFamily Nurse Practitioner1821590878
  6. Archana Gupta, M.D.Family Medicine Physician1609894898

Verify Ashley Crystal Pfeiffer 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 R207147    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

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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Bills Medicare through one group practice

  1. Medstar Medical Group - Southern Maryland LLCCalifornia, MD

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

Ashley Crystal Pfeiffer among 4,124 family nurse practitioner records in Maryland

Ashley Crystal Pfeiffer, CRNP 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 2025, is newer than 93% of them.

  • NPI issued2025 · 93% of these records are older, 2% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2025 · median 2019 among the 2,370 with a school on file
  • Record last updated2026 · 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).

11 family nurse practitioner records list a practice address in California

They are 11 of the 318 NPPES records with a practice address in California, and 4,124 family nurse practitioner records in Maryland.

All 4,124 in Maryland → Every provider in California → Family Nurse Practitioner nationwide →

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Anna Bullis, NPCalifornia, MD 206191346051356
  2. Victoria Dube, CRNPCalifornia, MD 206191023607686
  3. Christine Garrity, CRNPCalifornia, MD 206191821590878
  4. Mary Magill, NPCalifornia, MD 206191194249177
  5. Danielle Malhotra, CRNPCalifornia, MD 206191992477764
  6. Nichole Pelletier, CRNPCalifornia, MD 206191841379781
  7. Nichole Riley, FNP-CCalifornia, MD 206191609464239
  8. Phyllis Rumore-Farris, NPCalifornia, MD 206191437140738

Common questions

What is Ashley Crystal Pfeiffer, CRNP's NPI number?

Ashley Crystal Pfeiffer, CRNP's National Provider Identifier (NPI) is 1023993078, issued on Aug 8, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Ashley Crystal Pfeiffer, CRNP located?

The NPPES record lists a practice address at 22590 Shady CT, California, MD, 20619. Phone: (301) 737-0500. Providers update this record themselves, so call before visiting.

How can I verify Ashley Crystal Pfeiffer, CRNP's license?

NPPES lists Maryland license number R207147, 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.