Alex John Steinleitner, M.D.
Reproductive Endocrinology Physician · San Luis Obispo, CA
Alex John Steinleitner, M.D. is a reproductive endocrinology physician with a practice address in San Luis Obispo, California, and NPI 1053461640, issued on Jan 12, 2007. Check the license (California G53883, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Alex John Steinleitner
- Credential
- M.D.
- Primary taxonomy
- Reproductive Endocrinology Physician 207VE0102X
- License number
- G53883 CA
Self-reported in NPPES; status is on the state search - Practice location
- 21 Santa Rosa St, San Luis Obispo, CA 93405
- Phone
- (805) 543-2228
- Enumerated
- Jan 12, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (805) 269-0226
- Entity
- Type 1 · individual
8 nearest reproductive endocrinology physician records → All 267 in California → Look up another NPI →
Verify Alex John Steinleitner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G53883Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
76% fewer Medicare Part D claims than the average reproductive endocrinology physician in 2024
20 Medicare Part D claims, against an average of 82 among the 302 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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: $152.48
6 payments; by number, the most common kind was food and beverage; the largest payer was Ferring Pharmaceuticals Inc. The 1,066 providers of this specialty with any payment received $1,086.52 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.
Alex John Steinleitner among 267 reproductive endocrinology physician records in California
Alex John Steinleitner, M.D. is one of 267 reproductive endocrinology physician records with a practice address in California. 70% 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 41% of them.
- NPI issued2007 · 41% of these records are older, 36% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileNo · 10% of these records are
- Record last updated2007 · 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 207VE0102X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Reproductive Endocrinology Physician providers in California
There are 267 reproductive endocrinology physician records in California.
All 267 in California → Every provider in San Luis Obispo → Reproductive Endocrinology Physician nationwide →
The 8 reproductive endocrinology physician records with the nearest ZIP codes
- Ramchandra Rao Ayyagari, M.D.Bakersfield, CA 933011942230644
- Carolina Sueldo, M.D.Clovis, CA 936111366752107
- Daniel Rychlik, MDSanta Barbara, CA 931051639138258
- Rene Allen, M.D.Santa Barbara, CA 931031265630602
- Susan Maxwell, M.D.Santa Barbara, CA 931011477832020
- Debra Minjarez, M.D.Santa Barbara, CA 931011093725731
- Moon Kim, M.D,Orange, CA 928681386868578
- Lauren Rubal, M.D.Garden Grove, CA 928401184802530
Common questions
What is Alex John Steinleitner, M.D.'s NPI number?
Alex John Steinleitner, M.D.'s National Provider Identifier (NPI) is 1053461640, issued on Jan 12, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Alex John Steinleitner, M.D. located?
The NPPES record lists a practice address at 21 Santa Rosa St, San Luis Obispo, CA, 93405. Phone: (805) 543-2228. Providers update this record themselves, so call before visiting.
How can I verify Alex John Steinleitner, M.D.'s license?
NPPES lists California license number G53883, 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 Alex John Steinleitner, M.D. prescribe under Medicare Part D?
In 2024, Alex John Steinleitner, M.D. had 20 Medicare Part D claims; the average among reproductive endocrinology physician prescribers was 82. 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.