Allison Collen Adler, MD.
Internal Medicine Physician · Santa Clarita, CA
Allison Collen Adler, MD. is an internal medicine physician with a practice address in Santa Clarita, California, and NPI 1598080376, issued on Apr 5, 2010. Check the license (California A110457, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Allison Collen Adler
- Credential
- MD.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A110457 CA
Self-reported in NPPES; status is on the state search - Practice location
- 27924 Seco Canyon RD, Santa Clarita, CA 91350
- Phone
- (661) 513-2100
- Enumerated
- Apr 5, 2010
- Record last updated
- Mar 26, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (661) 513-2105
- Medicaid ID
- 00A1104570 CA
- Medicare enrollment
- Enrolled (PECOS I20120109000107); accepts Medicare assignment
- Medical or professional school
- University Of Vermont College Of Medicine, 2008
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 27924 Seco Canyon RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lawrence Bernstein, M.D.Internal Medicine Physician1104838754
- Thomas Connolly, M.D.Pediatrics Physician1194739946
- Kelly Directo, R.P.T.Physical Therapist1982884672
- Thinh Do, M.D.Pediatrics Physician1497826176
- Bassem El Tom, M.D.Family Medicine Physician1417141292
- Kamni Kalpathi, D.O.Family Medicine Physician1760002919
Verify Allison Collen Adler in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A110457Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.2 times the Medicare Part D claims of the average internal medicine physician in 2024
6,831 Medicare Part D claims for 583 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 322 claims were for opioids.
Most prescribed
- Atorvastatin Calcium778 claims
- Losartan Potassium330 claims
- Levothyroxine Sodium306 claims
- Amlodipine Besylate263 claims
- Lisinopril227 claims
- Hydrocodone-Acetaminophen219 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: $149.61
1 payment: food and beverage; the largest payer was Boston Scientific Corporation. 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.
Bills Medicare through one group practice
- Providence Facey Medical FoundationMission Hills, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Allison Collen Adler among 17,696 internal medicine physician records in California
Allison Collen Adler, MD. 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 2010, is newer than 63% of them.
- NPI issued2010 · 63% of these records are older, 34% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2008 · median 2004 among the 11,065 with a school on file
- Record last updated2014 · 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).
15 internal medicine physician records list a practice address in Santa Clarita
They are 15 of the 1,835 NPPES records with a practice address in Santa Clarita, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Santa Clarita → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Lawrence Bernstein, M.D.Santa Clarita, CA 913501104838754
- Marc Dauer, M.D.Saugus, CA 913501003906843
- Jong Lee, M.D.Santa Clarita, CA 913501518973502
- Sarah Swanson, MDSanta Clarita, CA 913501417342668
- Pravin Date, M.D.Canyon Country, CA 913511871871053
- Abdul Ahmady, M.D.Sun Valley, CA 913521356385660
- Roberto Guerrero, MDSun Valley, CA 913521679150957
- Fidel Lara, M.D.Sun Valley, CA 913521194909481
Common questions
What is Allison Collen Adler, MD.'s NPI number?
Allison Collen Adler, MD.'s National Provider Identifier (NPI) is 1598080376, issued on Apr 5, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Allison Collen Adler, MD. located?
The NPPES record lists a practice address at 27924 Seco Canyon RD, Santa Clarita, CA, 91350. Phone: (661) 513-2100. Providers update this record themselves, so call before visiting.
How can I verify Allison Collen Adler, MD.'s license?
NPPES lists California license number A110457, 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 Allison Collen Adler, MD. prescribe under Medicare Part D?
In 2024, Allison Collen Adler, MD. had 6,831 Medicare Part D claims for 583 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.