What is Rong Xu's NPI number?

Rong Xu's National Provider Identifier (NPI) is 1992963243, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Rong Xu's specialty?

Rong Xu is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).

Where is Rong Xu located?

Rong Xu's practice location on file with NPPES is 15 S California Ave, Chicago, IL 60612-3640.

What is Rong Xu's phone number?

The practice phone number listed in the NPPES registry for Rong Xu is (773) 257-6552.

Does Rong Xu accept Medicare?

Rong Xu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Rong Xu's NPI active?

Yes — Rong Xu's NPI (1992963243) is active in the NPPES registry as of the last update on 2009-07-02.

IndividualActiveAccepts Medicare

Rong Xu

NPI 1992963243 · Internal Medicine Physician · Chicago, IL

Rong Xu is a Internal Medicine Physician provider in Chicago, IL (NPI 1992963243).

Provider details

NPI number: 1992963243
Entity type: Individual
Primary specialty: Internal Medicine PhysicianAllopathic & Osteopathic Physicians
Sex: Female
Sole proprietor: Yes
License: P21252 (MD)

Practice location

15 S California Ave

Chicago, IL 60612-3640

Phone: (773) 257-6552

Street-level locationGet directions

More IL providers

Mailing address

6752 N Sauganash Ave

Chicago, IL 60646-1543

Specialties & taxonomies

Internal Medicine PhysicianPrimary207R00000XLicense 036123417 (IL)
Allopathic & Osteopathic Physicians
Internal Medicine Physician207R00000XLicense P21252 (MD)
Allopathic & Osteopathic Physicians

Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Profile Score

Established profile(68/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure28% of score
18 yrs in NPPES registry
Profile completeness28% of score
100% of core fields populated
Practice footprint17% of score
1 documented practice location
Medicare service volume (vs. specialty peers)28% of score
424 Medicare services, 2024 (ranked within specialty)

Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

What this provider does (Medicare)

Based on Medicare fee-for-service claims, 2024; not all care is captured.

Service (HCPCS)	Medicare services	Typical Medicare-allowed (2024)
Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309	287	$110
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232	122	$81
Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222	15	$136

Typical Medicare-allowed amounts for these services range $81–$136 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.

What this provider prescribes (Medicare Part D)

Top drugs by Medicare Part D claim volume, 2024 · 109 distinct drugs on file.

Drug	Part D claims (2024)	Beneficiaries
Atorvastatin Calcium	1,056	98
Amlodipine Besylate	525	55
Mirtazapine	339	32
Metformin Hcl	280	23
Tamsulosin Hcl	266	32
Lisinopril	259	22
Losartan Potassium

Enumerated: 2008-05-22
Last updated: 2009-07-02

Frequently asked questions

What is Rong Xu's NPI number?: Rong Xu's National Provider Identifier (NPI) is 1992963243, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Rong Xu's specialty?: Rong Xu is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
Where is Rong Xu located?: Rong Xu's practice location on file with NPPES is 15 S California Ave, Chicago, IL 60612-3640.
What is Rong Xu's phone number?: The practice phone number listed in the NPPES registry for Rong Xu is (773) 257-6552.
Does Rong Xu accept Medicare?: Rong Xu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Rong Xu's NPI active?: Yes — Rong Xu's NPI (1992963243) is active in the NPPES registry as of the last update on 2009-07-02.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

What this provider does (Medicare)

Based on Medicare fee-for-service claims, 2024; not all care is captured.

Service (HCPCS)	Medicare services	Typical Medicare-allowed (2024)
Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309	287	$110
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232	122	$81
Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222	15	$136