NPPES file of Aug 9, 2026

Hailey Heer, MD

Pediatrics Physician · Pasadena, CA

Hailey Heer, MD is a pediatrics physician with a practice address in Pasadena, California, and NPI 1215565601, issued on Mar 31, 2020. Check the license (California A185434, as entered in NPPES) on the Medical Board of California; 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
1215565601
Name
Hailey Heer
Credential
MD
Primary taxonomy
Pediatrics Physician 208000000X
License number
A185434 CA
Self-reported in NPPES; status is on the state search
Practice location
800 Fairmount Ave Ste 310, Pasadena, CA 91105
Phone
(626) 449-7350
Enumerated
Mar 31, 2020
Record last updated
Jul 3, 2023
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 800 Fairmount Ave Ste 310

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

  1. Andrew Darmahkasih, MDPediatrics Physician1841793619
  2. Stephanie Szeto, MDPediatrics Physician1457856098

Verify Hailey Heer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A185434
    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
Open the California 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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Industry payments in 2024: $171.40

7 payments; by number, the most common kind was food and beverage; the largest payer was Sanofi Pasteur Inc. The 21,580 providers of this specialty with any payment received $842.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Hailey Heer$171.40
  2. Specialty average$842.05

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

Hailey Heer among 9,272 pediatrics physician records in California

Hailey Heer, MD is one of 9,272 pediatrics physician records with a practice address in California. 31% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 91% of them.

  • NPI issued2020 · 91% of these records are older, 6% newer
  • In a Medicare fileYes · 31% of these records are
  • In the CMS Doctors and Clinicians fileNo · 8% of these records are
  • Record last updated2023 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatrics Physician providers in California

There are 9,272 pediatrics physician records in California.

The 8 pediatrics physician records with the nearest ZIP codes

  1. Oluyemisi Afuape, M.D.Pasadena, CA 911051649363789
  2. Kristin Chapman, MDPasadena, CA 911051093787822
  3. Maria Gokey, MDPasadena, CA 911051962581629
  4. Adam Goodfarb, MDPasadena, CA 911051427069277
  5. Bo Kim, MDPasadena, CA 911051962475624
  6. Jamie Knauss, MDPasadena, CA 911051467425967
  7. Margaret Legault, MDPasadena, CA 911051538132048
  8. John Legault, MDPasadena, CA 911051184697690

Common questions

What is Hailey Heer, MD's NPI number?

Hailey Heer, MD's National Provider Identifier (NPI) is 1215565601, issued on Mar 31, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Hailey Heer, MD located?

The NPPES record lists a practice address at 800 Fairmount Ave Ste 310, Pasadena, CA, 91105. Phone: (626) 449-7350. Providers update this record themselves, so call before visiting.

How can I verify Hailey Heer, MD's license?

NPPES lists California license number A185434, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.