NPPES file of Aug 9, 2026

Laya Manthani Reddy, M.D.

Infectious Disease Physician · San Diego, CA

Laya Manthani Reddy, M.D. is an infectious disease physician with a practice address in San Diego, California, and NPI 1861928921, issued on May 11, 2017. Check the license (California A163652, 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
1861928921
Name
Laya Manthani Reddy
Credential
M.D.
Primary taxonomy
Infectious Disease Physician 207RI0200X
License number
A163652 CA
Self-reported in NPPES; status is on the state search
Practice location
4077 Fifth Ave, San Diego, CA 92103
Phone
(619) 298-1443
Enumerated
May 11, 2017
Record last updated
Jul 28, 2026
Medicare enrollment
Enrolled (PECOS I20200930002634); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 4077 Fifth Ave

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

  1. Merna AbdouStudent in an Organized Health Care Education/Training Program1134758279
  2. Khalid Abdullah, MDInternal Medicine Physician1205462264
  3. Arash Abiri, MD, PHDStudent in an Organized Health Care Education/Training Program1013858505
  4. Buraq Al Ghaieb, MDHospitalist Physician1831891712
  5. Noorhan Amani, MDStudent in an Organized Health Care Education/Training Program1922946755
  6. William Anapoell, MDHospitalist Physician1982631289

Verify Laya Manthani Reddy in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A163652
    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

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92% fewer Medicare Part D claims than the average infectious disease physician in 2024

58 Medicare Part D claims for 19 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. Brand-name drugs were 31% of claims.

  1. Laya Reddy58
  2. Specialty average689

Most prescribed

  1. Biktarvy12 claims
  2. Cefadroxil11 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: $411.69

18 payments; by number, the most common kind was food and beverage; the largest payer was Gilead Sciences, Inc. The 3,895 providers of this specialty with any payment received $4,362.19 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Laya Reddy$411.69
  2. Specialty average$4,362.19

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

Bills Medicare through 2 group practices

  1. Infectious Diseases Physicians OF San Diego IncSan Diego, CA
  2. ON Call Specialists Medical Group OF San Diego IncSan Diego, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Laya Manthani Reddy among 1,119 infectious disease physician records in California

Laya Manthani Reddy, M.D. is one of 1,119 infectious disease 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 2017, is newer than 88% of them.

  • NPI issued2017 · 88% of these records are older, 10% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2016 · median 2003 among the 735 with a school on file
  • Record last updated2026 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Infectious Disease Physician providers in California

There are 1,119 infectious disease physician records in California.

The 8 infectious disease physician records with the nearest ZIP codes

  1. Saima Aslam, M.D.San Diego, CA 921031477565257
  2. Constance Benson, M.D.San Diego, CA 921031871541664
  3. Ajay Bharti, MDSan Diego, CA 921031902954910
  4. Sara Browne, M.DSan Diego, CA 921031275571176
  5. Joshua Fierer, M.D.San Diego, CA 921031871525584
  6. Theodoros Katsivas, MDSan Diego, CA 921031679526164
  7. William Mathews, M.D.San Diego, CA 921031194773259
  8. Kalpana Natrajan, M.D.San Diego, CA 921031770686834

Common questions

What is Laya Manthani Reddy, M.D.'s NPI number?

Laya Manthani Reddy, M.D.'s National Provider Identifier (NPI) is 1861928921, issued on May 11, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Laya Manthani Reddy, M.D. located?

The NPPES record lists a practice address at 4077 Fifth Ave, San Diego, CA, 92103. Phone: (619) 298-1443. Providers update this record themselves, so call before visiting.

How can I verify Laya Manthani Reddy, M.D.'s license?

NPPES lists California license number A163652, 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 Laya Manthani Reddy, M.D. prescribe under Medicare Part D?

In 2024, Laya Manthani Reddy, M.D. had 58 Medicare Part D claims for 19 beneficiaries; the average among infectious disease physician prescribers was 689. 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.