NPPES file of Aug 9, 2026

Mayline Michelle Nambela-Barlow, MD

Family Medicine Physician · Sonora, CA

Mayline Michelle Nambela-Barlow, MD is a family medicine physician with a practice address in Sonora, California, and NPI 1245734136, issued on Mar 23, 2018. Check the license (California A166602, 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
1245734136
Name
Mayline Michelle Nambela-Barlow
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A166602 CA
Self-reported in NPPES; status is on the state search
Practice location
900 Mono Way, Sonora, CA 95370
Phone
(209) 536-6925
Enumerated
Mar 23, 2018
Record last updated
Sep 12, 2024
Medicare enrollment
Enrolled (PECOS I20241008002916); accepts Medicare assignment
Medical or professional school
Loma Linda University School Of Medicine, 2018
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 900 Mono Way

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

  1. Jessica Alkema, DPTPhysical Therapist1457964264
  2. Ryan Carey, D.O.Family Medicine Physician1790132256
  3. Dezirae Freeman, FNP-CFamily Nurse Practitioner1720843956
  4. Pericles Ioannides, M.D.Radiation Oncology Physician1386007367
  5. Welby Lo, CCC-SLPSpeech-Language Pathologist1104299700
  6. Jester OdruniaPhysician Assistant1114722592

Verify Mayline Michelle Nambela-Barlow in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A166602
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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14% fewer Medicare Part D claims than the average family medicine physician in 2024

3,040 Medicare Part D claims for 308 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims. 78 claims were for opioids.

  1. Mayline Nambela-Barlow3,040
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium281 claims
  2. Lisinopril151 claims
  3. Levothyroxine Sodium128 claims
  4. Omeprazole107 claims
  5. Metformin Hcl106 claims
  6. Fluticasone Propionate95 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: $33.07

2 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mayline Nambela-Barlow$33.07
  2. Specialty average$902.55

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

  1. Sonora Community HospitalSonora, CA

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

Mayline Michelle Nambela-Barlow among 17,133 family medicine physician records in California

Mayline Michelle Nambela-Barlow, MD is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 82% of them.

  • NPI issued2018 · 82% of these records are older, 15% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2018 · median 2005 among the 10,652 with a school on file
  • Record last updated2024 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

16 family medicine physician records list a practice address in Sonora

They are 16 of the 629 NPPES records with a practice address in Sonora, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Zachary Barlow, MDSonora, CA 953701013584127
  2. Ryan Carey, D.O.Sonora, CA 953701790132256
  3. Edward Clinite, D.O.Sonora, CA 953701134109010
  4. Stacey Hoffmann, M.D.Sonora, CA 953701699854943
  5. Matthew Personius, M.D.Sonora, CA 953701528022712
  6. Michael Portillo, M.D.Sonora, CA 953701306235957
  7. Robert Reina, M.D.Sonora, CA 953701295739845
  8. Ralph Retherford, M.D.Sonora, CA 953701801043799

Common questions

What is Mayline Michelle Nambela-Barlow, MD's NPI number?

Mayline Michelle Nambela-Barlow, MD's National Provider Identifier (NPI) is 1245734136, issued on Mar 23, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Mayline Michelle Nambela-Barlow, MD located?

The NPPES record lists a practice address at 900 Mono Way, Sonora, CA, 95370. Phone: (209) 536-6925. Providers update this record themselves, so call before visiting.

How can I verify Mayline Michelle Nambela-Barlow, MD's license?

NPPES lists California license number A166602, 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 Mayline Michelle Nambela-Barlow, MD prescribe under Medicare Part D?

In 2024, Mayline Michelle Nambela-Barlow, MD had 3,040 Medicare Part D claims for 308 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.