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SARAH GUO SUMMERVILLE M.D.
NPI 1265669907
Internal Medicine in San Francisco, CA

Active since June 21, 2009PECOS EnrolledAccepts Medicare Assignment
1545 DIVISADERO ST, SAN FRANCISCO, CA 94143(415) 353-7900 Get Directions Write a Review

NPPES record last updated: April 15, 2022. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Apr 15, 2022, Apr 23, 2019, Aug 31, 2016 (3 updates tracked since 2016).

About Sarah Guo Summerville M.d. NPPES

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

SARAH GUO SUMMERVILLE M.D. (NPI 1265669907) is an individual internal medicine provider in San Francisco, California, licensed in North Carolina (2012-00121) and active in the NPI registry since June 2009. She is enrolled in Medicare PECOS, is affiliated with Duke University Hospital, and is a graduate of University Of North Carolina At Chapel Hill School Of Medicine (2009).

NPPES Registry Identity

NPI1265669907
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameSARAH GUO SUMMERVILLECredential: M.D.
Location Address1545 DIVISADERO STSan Francisco, CA 94143-3400
Mailing Address234 Crooked Creek PkwyDurham, NC 27713-8505 · (415) 353-7900
Phone(415) 353-7900
Sole ProprietorNo
Medical School CMSUniversity Of North Carolina At Chapel Hill School Of MedicineGraduated 2009
Enumeration DateJune 21, 2009
Last NPPES UpdateApril 15, 20223 updates tracked since enumeration
NPPES CertifiedApril 15, 2022
✔ NPI 1265669907 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in NC · 2012-00121✔ Licensed in PA · MD457550
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
1545 DIVISADERO ST, San Francisco, CA 94143
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Absolute Total Care, Ambetter of North Carolina, Ambetter of Tennessee and more.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

Sarah Guo Summerville M.d. 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 ID5698921575
PECOS Enrollment IDI20120808000651, I20160613000306
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 8

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.

Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
190 services96 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.
142 services71 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
116 services85 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
64 services64 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.
31 services23 patients
Administration of influenza virus vaccine G0008
The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.
31 services30 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Duke University Hospital

Acute Care Hospitals · Durham, NC
5/5 CMS rating
OwnershipProprietary
CMS Certification Number340030
Location2100 Erwin RdDurham, NC 27705 · Durham County
Emergency services Birthing friendly

Duke Regional Hospital

Acute Care Hospitals · Durham, NC
4/5 CMS rating
OwnershipGovernment - Local
CMS Certification Number340155
Location3643 N Roxboro StreetDurham, NC 27704 · Durham County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94143 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
$153.83 typical visit price
range $69.00 – $202.35
Typical copayment $38.45 (range $17.25 – $50.58)
Most-billed visit code 99204
Established Patient
$119.48 typical visit price
range $23.44 – $166.46
Typical copayment $29.87 (range $5.86 – $41.61)
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.

Referred Medical Equipment & Supplies CMS DME claims 4

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

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
11 suppliers17 claims42 services$5.09 avg. paid by Medicare
Hospital bed, semi-electric (head and foot adjustment), with any type side rails, with mattress E0260
DME-Hospital Beds · category DB000N
1 supplier16 claims16 services$24.93 avg. paid by Medicare
Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
1 supplier12 claims12 services$17.51 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
2 suppliers14 claims14 services$81.06 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.

MICHALLE RAMIREZ-MCLAUGHLIN RN, FNP-C
Nurse Practitioner (Family)
1545 DIVISADERO ST
SAN FRANCISCO, CA 94143
San Francisco County (415) 353-7900
ELISABETH THAMES BOEHME ASKIN M.D.
Internal Medicine
1545 DIVISADERO ST, SUITE 322
SAN FRANCISCO, CA 94143
San Francisco County (510) 435-8580
DR. KAPIL SAXENA M.D.
Internal Medicine (Medical Oncology)
1545 DIVISADERO ST
SAN FRANCISCO, CA 94143
San Francisco County (415) 353-7900
SACHIN KUMAR GARG MD
Internal Medicine
1545 DIVISADERO ST
SAN FRANCISCO, CA 94143
San Francisco County (415) 353-7900
DR. MAKI AOKI MD, ND
Internal Medicine
1545 DIVISADERO ST
SAN FRANCISCO, CA 94143
San Francisco County (415) 353-7900
DR. RANA RAND D.O.
Physical Medicine & Rehabilitation
1545 DIVISADERO ST
SAN FRANCISCO, CA 94143
San Francisco County (415) 353-7700
SHAWN LAURA TORRES MD
Internal Medicine
1545 DIVISADERO ST
SAN FRANCISCO, CA 94143
San Francisco County (415) 353-7900
DR. MIKE KAI WICK CHENG M.D.
Internal Medicine
1545 DIVISADERO ST
SAN FRANCISCO, CA 94143
San Francisco County (415) 353-7900

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 Sarah Summerville's NPI number?

The NPI number for Sarah Summerville is 1265669907. It was assigned to this individual provider in the NPPES registry on June 21, 2009.

Where is Sarah Summerville located?

Sarah Summerville practices at 1545 Divisadero St, San Francisco, CA 94143. The listed phone number is (415) 353-7900.

What is Sarah Summerville's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Sarah Summerville enrolled in Medicare?

Yes. Sarah Summerville 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 Sarah Summerville accept?

Health plans from Ambetter from Absolute Total Care, Ambetter of North Carolina, Ambetter of Tennessee and Blue Cross and Blue Shield of NC list Sarah Summerville 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.

Is Sarah Summerville affiliated with any hospitals?

According to CMS data, Sarah Summerville is affiliated with Duke University Hospital and Duke Regional Hospital.

When was this NPI record last updated?

The NPPES record for Sarah Summerville was last updated on April 15, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.