Registry data as of Aug 27, 2026

Darby Day

Psychiatric/Mental Health Nurse Practitioner · Philadelphia, PA

Darby Day is a psychiatric/mental health nurse practitioner with a practice address in Philadelphia, Pennsylvania, and NPI 1174275457, issued on Jan 19, 2022. Check the license with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1174275457
Name
Darby Day
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
Practice location
2600 N American St, Philadelphia, PA 19133
Phone
(215) 739-2669
Enumerated
Jan 19, 2022
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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Also registered at 2600 N American St

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

  1. Thia Baugh, PMHNP-BCPsychiatry Physician1790503910
  2. Iris Beltran, LPNLicensed Practical Nurse1427936723
  3. Susan ChangPharmacist1780103028
  4. Catherine Dougherty, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1306663117
  5. Ardis Fuentes-Ortiz, LPNLicensed Practical Nurse1619737434
  6. Dianne Jane Garcia, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1821804956

Verify Darby Day in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Pennsylvania 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 Pennsylvania 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.

4.3 times the Medicare Part D claims of the average psychiatric/mental health nurse practitioner in 2024

3,816 Medicare Part D claims for 268 beneficiaries, against an average of 895 among the 22,437 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.

  1. Darby Day3,816
  2. Specialty average895

Most prescribed

  1. Zolpidem Tartrate274 claims
  2. Mirtazapine251 claims
  3. Trazodone Hcl237 claims
  4. Quetiapine Fumarate207 claims
  5. Clonazepam165 claims
  6. Escitalopram Oxalate165 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: $917.68

41 payments, mostly food and beverage; the largest payer was Janssen Pharmaceuticals, Inc. The 17,205 providers of this specialty with any payment received $975.26 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Darby Day$917.68
  2. Specialty average$975.26

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

Psychiatric/Mental Health Nurse Practitioner providers in Pennsylvania

There are 1,332 psychiatric/mental health nurse practitioner records in Pennsylvania.

Other psychiatric/mental health nurse practitioner records in Pennsylvania

  1. Chelsea Abbott, PMHNP-BCNew Castle, PA1750188579
  2. Malika Abdurakhmanova, CRNPMorrisville, PA1396323325
  3. Jason Abusomwan, DNPPittsburgh, PA1083370266
  4. Anne Abwom, PMHNPCoatesville, PA1588419311
  5. Joseph Achaleke, CRNP, PMHNP-BCSpringfield, PA1386373322
  6. Dallas Acker, PMHNP-BCErie, PA1134930597
  7. Stephanie Ackerman, PMHNPBangor, PA1487454849
  8. Kathryn Adams, CRNPReading, PA1609483528
  9. Vanessa Addai, CRNP. PMHNP-BCPhiladelphia, PA1679221923
  10. Fehintolu Adebote, PMHNPCollegeville, PA1942062781

Common questions

What is Darby Day's NPI number?

Darby Day's National Provider Identifier (NPI) is 1174275457, issued on Jan 19, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Darby Day located?

The NPPES record lists a practice address at 2600 N American St, Philadelphia, PA, 19133. Phone: (215) 739-2669. Providers update this record themselves, so call before visiting.

How can I verify Darby Day's license?

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

How much does Darby Day prescribe under Medicare Part D?

In 2024, Darby Day had 3,816 Medicare Part D claims for 268 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 895. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.