Doctor profile · Federal record

Dr. Ellen Sing, MMS PA-C

Medical Physician Assistant (CMS: Physician Assistant) · Physician Assistant · Chandler, AZ

  • NPI 1417250523
  • Accepts Medicare
  • 16 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
600 S Dobson RD, C-26
Chandler, AZ 852245678
(480) 814-1613

Credentials & registration

NPPES · NUCC
NPI registered
December 2010 — 16 yrs on file
Profile last updated
July 29, 2024
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
363AM0700X — NUCC code
State license (1)
Arizona #4829

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1417250523. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
183
Distinct HCPCS
6
Medicare allowed
$15,544
HCPCS Description Services Patients Avg allowed
99203 New patient office or other outpatient visit, 30-44 minutes 45 45 $93
99213 Established patient office or other outpatient visit, 20-29 minutes 35 35 $75
99238 Hospital discharge day management, 30 minutes or less 34 34 $66
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 28 28 $143
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 23 23 $107
81003 Automated urinalysis test 18 18 $2

In context: peer comparison

Among 19 peers in this city , average services per provider: 152. This provider delivers 1.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
67
Patients
66
Total drug cost
$673
Drug Type Claims Patients Total cost
Cephalexin Generic 21 21 $172
Cefdinir Generic 12 11 $208
Doxycycline Hyclate Generic 12 12 $155
Azithromycin Generic 11 11 $36
Methylprednisolone Generic 11 11 $101

Frequently asked questions

Auto-generated from federal data
What is Dr. Ellen Sing's medical specialty?
Dr. Ellen Sing practices Medical Physician Assistant in Chandler, AZ.
Where does Dr. Ellen Sing practice?
Dr. Ellen Sing practices at 600 S Dobson RD, Chandler, AZ 852245678. Office phone: 4808141613.
What is Dr. Ellen Sing's NPI?
Dr. Ellen Sing's National Provider Identifier (NPI) is 1417250523, issued by NPPES.
Does Dr. Ellen Sing accept Medicare assignment?
Yes. Dr. Ellen Sing accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ellen Sing commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99203); Established patient office or other outpatient visit (HCPCS 99213); Hospital discharge day management (HCPCS 99238). Source: CMS Medicare Physician & Other Practitioners file.