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DR. CHARLES MICHAEL SONU MD
NPI 1497886014
Orthopaedic Surgery - Orthopaedic Surgery of the Spine in Sacramento, CA

Active since March 07, 2007PECOS EnrolledAccepts Medicare Assignment
87.59/100
CMS Quality Rating
2725 CAPITOL AVE DEPT 302, SACRAMENTO, CA 95816(162) 629-4409(916) 262-9445 Get Directions Write a Review

NPPES record last updated: December 28, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Charles Michael Sonu Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. CHARLES MICHAEL SONU MD (NPI 1497886014) is an individual orthopaedic surgery of the spine provider in Sacramento, California, licensed in California (G69079) and active in the NPI registry since March 2007. He is enrolled in Medicare PECOS and is a graduate of Yale University School Of Medicine (1989).

NPPES Registry Identity

NPI1497886014
Entity TypeIndividualMale
Primary Taxonomy207XS0117X
Provider Legal NameDR. CHARLES MICHAEL SONUCredential: MD
Location Address2725 CAPITOL AVE DEPT 302Sacramento, CA 95816-6006
Mailing AddressPo Box 255228Sacramento, CA 95865-5228
Phone(162) 629-4409
Fax(916) 262-9445
Sole ProprietorNo
Medical School CMSYale University School Of MedicineGraduated 1989
Enumeration DateMarch 7, 2007
Last NPPES UpdateDecember 28, 2023
NPPES CertifiedDecember 28, 2023
✔ NPI 1497886014 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOrthopaedic Surgery · Orthopaedic Surgery of the SpineAllopathic & Osteopathic Physicians
Taxonomy Code207XS0117X
License✔ Licensed in CA · G69079
Definition
Recognized by several state medical boards as a fellowship subspecialty program of orthopaedic surgery, orthopaedic surgeons of the spine deal with the evaluation and nonoperative and operative treatment of the full spectrum of primary spinal disorders including trauma, degenerative, deformity, tumor, and reconstructive.
Also ListedHospitalistTaxonomy 208M00000X · License G69079 (CA)
2725 CAPITOL AVE DEPT 302, Sacramento, CA 95816
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Charles Michael Sonu Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1658275797
PECOS Enrollment IDI20110427000547
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Charles Sonu reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Acute Care Surgery Medical Group, Inc.
0.2 mi
Surgery
2801 K STREET SUITE 440
Sacramento, CA 95816
  • Reassigned Medicare billing, California enrollment
  • 266 clinicians in this Medicare group
NPI 1700069549 (916) 441-0400
Sutter Valley Medical Foundation
3.9 mi
Multi-Specialty
2700 GATEWAY OAKS DR
Sacramento, CA 95833
  • Reassigned Medicare billing, California enrollment
  • 3,056 clinicians in this Medicare group
NPI 1952327256 (800) 470-0071

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 5

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
51 services51 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
28 services28 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
21 services19 patients
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 99221
Initial hospital inpatient care refers to the first day of your stay in the hospital. This service typically includes a 30-minute check-up with a healthcare professional. They'll assess your health, discuss your condition, and plan your treatment. It's part of ensuring you receive the best possible care.
17 services17 patients
Partial replacement of thigh bone at hip joint with prosthesis 27125
This procedure, known as a partial hip replacement, involves replacing the upper part of your thigh bone with a prosthesis. It's done to relieve pain and improve mobility in your hip joint, often due to injury or arthritis.
14 services14 patients

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

87.59/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality73.94
Improvement Activities40

Other Providers at the Same Location NPPES 6

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. ALBERT D. CHAN M.D.
Orthopaedic Surgery
2725 CAPITOL AVE DEPT 302
SACRAMENTO, CA 95816
Sacramento County (916) 887-7830
DR. JERRY D LABSON M.D.
Orthopaedic Surgery
2725 CAPITOL AVE DEPT 302
SACRAMENTO, CA 95816
Sacramento County (916) 441-0400
JANINE A PINKS NP, PA-C
Physician Assistant (Surgical)
2725 CAPITOL AVE DEPT 302
SACRAMENTO, CA 95816
Sacramento County (916) 262-9440
JESSICA LAHRE HUGHES MD
Orthopaedic Surgery (Pediatric Orthopaedic Surgery)
2725 CAPITOL AVE DEPT 302
SACRAMENTO, CA 95816
Sacramento County (916) 262-9440
MR. DANNY F YOUNG PA
Physician Assistant
2725 CAPITOL AVE DEPT 302
SACRAMENTO, CA 95816
Sacramento County (916) 262-9440
ADITYA CHAWLA MD
Orthopaedic Surgery (Hand Surgery)
2725 CAPITOL AVE DEPT 302
SACRAMENTO, CA 95816
Sacramento County (916) 262-9440

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Charles Sonu's NPI number?

The NPI number for Charles Sonu is 1497886014. It was assigned to this individual provider in the NPPES registry on March 7, 2007.

Where is Charles Sonu located?

Charles Sonu practices at 2725 Capitol Ave Dept 302, Sacramento, CA 95816. The listed phone number is (162) 629-4409.

What is Charles Sonu's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Orthopaedic Surgery of the Spine, with taxonomy code 207XS0117X.

Is Charles Sonu enrolled in Medicare?

Yes. Charles Sonu is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Charles Sonu's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Charles Sonu reassigns Medicare benefits to 2 organizations: Acute Care Surgery Medical Group, Inc. (Sacramento, CA) and Sutter Valley Medical Foundation (Sacramento, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Charles Sonu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Charles Sonu was last updated on December 28, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.