Philip Michael Bretsky, MD, PHD
Internal Medicine Physician · Santa Monica, CA
Philip Michael Bretsky, MD, PHD is an internal medicine physician with a practice address in Santa Monica, California, and NPI 1568683076, issued on May 1, 2007. Check the license (California A99447, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Philip Michael Bretsky
- Credential
- MD, PHD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A99447 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1301 20TH St, Santa Monica, CA 90404
- Phone
- (310) 828-4411
- Enumerated
- May 1, 2007
- Record last updated
- May 27, 2026
- Fax
- (310) 828-2411
- Medicare enrollment
- Enrolled (PECOS I20081217000599); accepts Medicare assignment
- Medical or professional school
- University Of Southern California Keck School Of Medicine, 2005
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 1301 20TH St
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Verify Philip Michael Bretsky in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A99447Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
9% fewer Medicare Part D claims than the average internal medicine physician in 2024
2,893 Medicare Part D claims for 204 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 24 claims were for opioids.
Most prescribed
- Atorvastatin Calcium144 claims
- Levothyroxine Sodium101 claims
- Rosuvastatin Calcium77 claims
- Zolpidem Tartrate77 claims
- Alprazolam74 claims
- Tamsulosin Hcl69 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: $31.75
1 payment: food and beverage; the largest payer was Alnylam Pharmaceuticals Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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.
Philip Michael Bretsky among 17,696 internal medicine physician records in California
Philip Michael Bretsky, MD, PHD 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 2007, is newer than 44% of them.
- NPI issued2007 · 44% of these records are older, 44% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2005 · median 2004 among the 11,065 with a school on file
- Record last updated2026 · 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).
168 internal medicine physician records list a practice address in Santa Monica
They are 168 of the 5,151 NPPES records with a practice address in Santa Monica, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Santa Monica → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
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- Oscar Hernandez, M.D.Santa Monica, CA 904041699706952
- Mark McGowan, MDSanta Monica, CA 904041720015902
- Alex Messina, MDSanta Monica, CA 904041902867823
- Mark Nachman, MDSanta Monica, CA 904041104803683
Common questions
What is Philip Michael Bretsky, MD, PHD's NPI number?
Philip Michael Bretsky, MD, PHD's National Provider Identifier (NPI) is 1568683076, issued on May 1, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Philip Michael Bretsky, MD, PHD located?
The NPPES record lists a practice address at 1301 20TH St, Santa Monica, CA, 90404. Phone: (310) 828-4411. Providers update this record themselves, so call before visiting.
How can I verify Philip Michael Bretsky, MD, PHD's license?
NPPES lists California license number A99447, 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 Philip Michael Bretsky, MD, PHD prescribe under Medicare Part D?
In 2024, Philip Michael Bretsky, MD, PHD had 2,893 Medicare Part D claims for 204 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.