Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Family Practice

Mary N. Sweet, MD

Sees patients in Seaside, CA · California

Summary

Dr. Mary N. Sweet, MD is a family doctor at 1513 Fremont Blvd, E1, Seaside, CA 93955. Phone: (831) 899-1910. Accepts Medicare assignment. In 2024, Mary N. Sweet had 99 Original Medicare patients and 226 services. NPI 1568431617. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Family doctor (Medicare lists Family Practice)
  • Address: 1513 Fremont Blvd, E1, Seaside, CA 93955 · Directions
  • Phone: (831) 899‑1910
  • Medicare: Accepts Medicare assignment
  • Group practice: Doctors on Duty Medical Group, Inc
  • Medical school: University Of Kansas School Of Med (kc/wich/sal) · graduated 1989 (37 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Mary N. Sweet, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Mary N. Sweet accept Medicare assignment?
Yes. Medicare's clinician data says Mary N. Sweet accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Mary N. Sweet see?
In 2024, CMS data shows 99 Original Medicare patients and 226 services for Mary N. Sweet. This counts Original Medicare only and measures volume, not quality.
What is Mary N. Sweet's NPI number?
1568431617. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Mary N. Sweet, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients99
Services billed to Medicare226
Different services or procedures40
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)72 services
  2. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)20 services
  3. Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza (87428)15 services
  4. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)12 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High cholesterol63%
  • High blood pressure62%
  • Arthritis33%
  • Diabetes26%
  • Anxiety22%
  • Depression17%

Practice locations

Addresses where Mary N. Sweet is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Mary N. Sweet as a member of this group (CMS data updated October 2, 2026).

  • Doctors on Duty Medical Group, Inc64 clinicians in the group

Specialties

Find other Family Practice doctors in California →

Other family doctors in Seaside

Clinicians with the same Medicare primary specialty in Seaside, CA — not a recommendation.

All family doctors in Seaside →

Other clinicians in Doctors on Duty Medical Group, Inc

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolUniversity Of Kansas School Of Med (kc/wich/sal)
Graduation year1989 (37 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1568431617
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians