Peter Andrew Kierstead
Internal Medicine Physician · Long Beach, CA
Peter Andrew Kierstead is an internal medicine physician with a practice address in Long Beach, California, and NPI 1700164944, issued on Jul 21, 2011. Check the license (California A124129, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Peter Andrew Kierstead
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A124129 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3610 Atlantic Ave, Long Beach, CA 90807
- Phone
- (562) 234-4926
- Enumerated
- Jul 21, 2011
- Record last updated
- Jan 13, 2022
- Medicare enrollment
- Enrolled (PECOS I20141030002564); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 3610 Atlantic Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Peter Andrew Kierstead in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A124129Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
53% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,491 Medicare Part D claims for 302 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 52% of claims.
Most prescribed
- Spiriva Respimat250 claims
- Albuterol Sulfate Hfa234 claims
- Breyna140 claims
- Wixela Inhub128 claims
- Prednisone105 claims
- Stiolto Respimat88 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.
Bills Medicare through one group practice
- Permanente Medical Group IncAntioch, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Peter Andrew Kierstead among 17,696 internal medicine physician records in California
Peter Andrew Kierstead is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 66% of them.
- NPI issued2011 · 66% of these records are older, 32% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2011 · median 2004 among the 11,065 with a school on file
- Record last updated2022 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
221 internal medicine physician records list a practice address in Long Beach
They are 221 of the 13,650 NPPES records with a practice address in Long Beach, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Long Beach → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
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- Archna Chaudhary, MDLong Beach, CA 908071548372634
- Robert Comer, MDLong Beach, CA 908071134233158
- Hamid Far, MDLong Beach, CA 908071982807657
- Neeraj Gupta, M.D.Long Beach, CA 908071356504062
- Rubina Husain, M.D.Long Beach, CA 908071720046717
Common questions
What is Peter Andrew Kierstead's NPI number?
Peter Andrew Kierstead's National Provider Identifier (NPI) is 1700164944, issued on Jul 21, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Peter Andrew Kierstead located?
The NPPES record lists a practice address at 3610 Atlantic Ave, Long Beach, CA, 90807. Phone: (562) 234-4926. Providers update this record themselves, so call before visiting.
How can I verify Peter Andrew Kierstead's license?
NPPES lists California license number A124129, 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.
How much does Peter Andrew Kierstead prescribe under Medicare Part D?
In 2024, Peter Andrew Kierstead had 1,491 Medicare Part D claims for 302 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions 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.