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AILI GUO MD
NPI 1598822645
Internal Medicine - Endocrinology, Diabetes & Metabolism in Sacramento, CA

Active since January 01, 2007PECOS EnrolledAccepts Medicare Assignment
2315 STOCKTON BLVD, SACRAMENTO, CA 95817(916) 734-3730 Get Directions Write a Review

NPPES record last updated: March 24, 2020. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Aili Guo Md NPPES

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

AILI GUO MD (NPI 1598822645) is an individual endocrinology, diabetes & metabolism provider in Sacramento, California, licensed in California (A130171) and active in the NPI registry since January 2007. She is enrolled in Medicare PECOS and is a graduate of Other (1983).

NPPES Registry Identity

NPI1598822645
Entity TypeIndividualFemale
Primary Taxonomy207RE0101X
Provider Legal NameAILI GUOCredential: MD
Location Address2315 STOCKTON BLVDSacramento, CA 95817-2201
Mailing Address2315 Stockton BlvdSacramento, CA 95817-2201 · (916) 734-3730
Phone(916) 734-3730
Sole ProprietorNo
Medical School CMSOtherGraduated 1983
Enumeration DateJanuary 1, 2007
Last NPPES UpdateMarch 24, 2020
NPPES CertifiedMarch 24, 2020
✔ NPI 1598822645 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
Licenses✔ Licensed in CA · A130171✔ Licensed in OH · 35.095592
Definition
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.
Also ListedInternal MedicineTaxonomy 207R00000X · License 60492241205 (UT)
2315 STOCKTON BLVD, Sacramento, CA 95817
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Aili Guo 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 ID3870625254
PECOS Enrollment IDI20180417002547
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.

Areas of Expertise CMS Part B claims 11

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.

Injection, denosumab, 1 mg J0897
Denosumab is a medication given via injection to strengthen your bones. It works by slowing down the cells that break down bone, improving bone density and reducing the risk of fractures. It's often used for osteoporosis treatment.
2,220 services27 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
157 services57 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
108 services80 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
100 services80 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
47 services42 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
44 services40 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95817 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$137.20 typical visit price
range $60.44 – $180.85
Typical copayment $34.30 (range $15.11 – $45.21)
Most-billed visit code 99204
Established Patient
$105.95 typical visit price
range $19.88 – $148.15
Typical copayment $26.48 (range $4.97 – $37.03)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

Reported Quality Measures

Breast Cancer Screening
Percentage of women 50-74 years of age who had a mammogram to screen for breast cancer
45%128 patients2/55-star benchmark: 92%
Cervical Cancer Screening
Percentage of women 21-64 years of age who were screened for cervical cancer using either of the following criteria: - Women age 21-64 who had cervical cytology performed every 3 years - Women age 30-64 who had cervical cytology/human papillomavirus (HPV)…
38%153 patients
Colorectal Cancer Screening
Percentage of adults 50-75 years of age who had appropriate screening for colorectal cancer
49%179 patients3/55-star benchmark: 85%
Diabetes: Eye Exam
Percentage of patients 18-75 years of age with diabetes who had a retinal or dilated eye exam by an eye care professional during the measurement period or a negative retinal exam (no evidence of retinopathy) in the 12 months prior to the measurement period
53%51 patients3/55-star benchmark: 100%
e-Prescribing
At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.
97%531 patients4/55-star benchmark: 99%
Medication Reconciliation
The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.
99%72 patients4/55-star benchmark: 100%
Patient-Specific Education
The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.
84%361 patients4/55-star benchmark: 97%
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…
53%339 patients3/55-star benchmark: 97%
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention
Percentage of patients aged 18 years and older who were screened for tobacco use one or more times within 24 months AND who received tobacco cessation intervention if identified as a tobacco user
Patients screenedForUse: 100% · 99 patients
87%99 patients4/55-star benchmark: 98%
Provide Patient Access
At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…
100%361 patients5/55-star benchmark: 100%
Secure Messaging
For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of CEHRT to the patient (or the patient-authorized representative), or in response to a secure…
32%361 patients2/55-star benchmark: 89%
View, Download, or Transmit (VDT)
At least one patient seen by the MIPS eligible clinician during the performance period (or patient-authorized representative) views, downloads or transmits their health information to a third party during the performance period.
41%361 patients
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims 5

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Supplies for maintenance of insulin infusion catheter, per week A4224
DME-Other DME · category DE017N
5 suppliers12 claims143 services$16.39 avg. paid by Medicare
Supplies for external insulin infusion pump, syringe type cartridge, sterile, each A4225
DME-Other DME · category DE017N
5 suppliers12 claims370 services$2.08 avg. paid by Medicare
Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
11 suppliers27 claims98 services$5.69 avg. paid by Medicare
External ambulatory infusion pump, insulin E0784
DME-Other DME · category DE017N
1 supplier12 claims12 services$301.01 avg. paid by Medicare
Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553
DME-Other DME · category DE017N
8 suppliers143 claims143 services$185.65 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 20

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

KATHLEEN STUCKER
Social Worker (Clinical)
2315 STOCKTON BLVD
SACRAMENTO, CA 95817
Sacramento County (916) 734-5628
MARIA ISABEL AGUILAR
Registered Nurse
2315 STOCKTON BLVD
SACRAMENTO, CA 95817
Sacramento County (916) 734-8730
NATHAN JACOB VANDEN BERGE
Emergency Medicine
2315 STOCKTON BLVD
SACRAMENTO, CA 95817
Sacramento County (916) 734-8570
PETER SANTIAGO C.O., C.PED., FAAOP
Specialist
2315 STOCKTON BLVD
SACRAMENTO, CA 95817
Sacramento County (916) 734-7045
SHIELA LEIGH SAMSON ANGULO DO
Student in an Organized Health Care Education/Training Program
2315 STOCKTON BLVD
SACRAMENTO, CA 95817
Sacramento County (916) 734-5974
MS. KATHLEEN DOLORES VAN LEEUWEN MD
Surgery (Pediatric Surgery)
2315 STOCKTON BLVD
SACRAMENTO, CA 95817
Sacramento County (916) 734-3229
STEPHEN MULFORD
Physical Therapy Assistant
2315 STOCKTON BLVD, ROOM 0512
SACRAMENTO, CA 95817
Sacramento County (916) 734-7248
MR. MARK YAMADA
Occupational Therapist
2315 STOCKTON BLVD
SACRAMENTO, CA 95817
Sacramento County (916) 734-7248

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 Aili Guo's NPI number?

The NPI number for Aili Guo is 1598822645. It was assigned to this individual provider in the NPPES registry on January 1, 2007.

Where is Aili Guo located?

Aili Guo practices at 2315 Stockton Blvd, Sacramento, CA 95817. The listed phone number is (916) 734-3730.

What is Aili Guo's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Aili Guo enrolled in Medicare?

Yes. Aili Guo 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.

What insurance does Aili Guo accept?

Health plans from CareSource list Aili Guo as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Aili Guo was last updated on March 24, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.