Doctor profile · Federal record

Dr. Harkamal Singh, M.D.

Hospitalist Physician (CMS: Internal Medicine) · Specialist · Marysville, CA

  • NPI 1831342534
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 34 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
726 4Th St
Marysville, CA 959015656
(972) 924-4330
fax (972) 924-4331
Mailing address
Po Box 3067
Yuba City, CA 959923067

Credentials & registration

NPPES · NUCC
NPI registered
October 2008 — 18 yrs on file
Profile last updated
November 30, 2021
Year of graduation
1992 — 34 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
California #A105094

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831342534. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,519
Distinct HCPCS
4
Medicare allowed
$191,091
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 787 306 $119
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 338 323 $174
99239 Hospital discharge day management, more than 30 minutes 213 205 $115
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 181 92 $79

In context: peer comparison

Among 6 peers in Marysville Hospitalist Physician, average services per provider: 247. This provider delivers 6.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
181
Patients
161
Total drug cost
$12,511
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 25 21 $386
Prednisone Generic 19 18 $68
Eliquis (Apixaban) Brand 18 15 $11,040
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 16 15 $62
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 15 15 $89
Clopidogrel (Clopidogrel Bisulfate) Brand 14 14 $127
Hydralazine Hcl Generic 14 14 $163
Metoprolol Tartrate Generic 14 14 $102
Amlodipine Besylate Generic 13 13 $67
Cephalexin Generic 11 11 $42

Frequently asked questions

Auto-generated from federal data
What is Dr. Harkamal Singh's medical specialty?
Dr. Harkamal Singh practices Hospitalist Physician in Marysville, CA.
Where does Dr. Harkamal Singh practice?
Dr. Harkamal Singh practices at 726 4Th St, Marysville, CA 959015656. Office phone: 9729244330.
What is Dr. Harkamal Singh's NPI?
Dr. Harkamal Singh's National Provider Identifier (NPI) is 1831342534, issued by NPPES.
Does Dr. Harkamal Singh accept Medicare assignment?
Yes. Dr. Harkamal Singh accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Harkamal Singh commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.