DR. RAN S KIM M.D.
NPI 1437237005
Colon & Rectal Surgery in Walnut Creek, CA

Q: What is Ran Kim's NPI number?

The NPI number for Ran Kim is 1437237005. It was assigned to this individual provider in the NPPES registry on November 1, 2006.

Q: What is Ran Kim's specialty?

The primary specialty registered for this NPI is Colon & Rectal Surgery with taxonomy code 208C00000X.

Q: When was this NPI record last updated?

The NPPES record for Ran Kim was last updated on April 22, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since November 01, 2006PECOS EnrolledAccepts Medicare Assignment

90.61/100

CMS Quality Rating

1399 YGNACIO VALLEY RD STE 11D, WALNUT CREEK, CA 94598(925) 430-5613(510) 340-5462 Get Directions Write a Review

NPPES record last updated: April 22, 2025. Verified against the NPPES registry weekly; last sync: July 19, 2026.

On this page

About Dr. Ran S Kim M.d. NPPES

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

DR. RAN S KIM M.D. (NPI 1437237005) is an individual colon & rectal surgery provider in Walnut Creek, California, licensed in California (G75587) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS and is a graduate of Medical College Of Pennsylvania (1990).

NPPES Registry Identity

NPI1437237005

Entity TypeIndividualMale

Primary Taxonomy208C00000X

Provider Legal NameDR. RAN S KIMCredential: M.D.

Location Address1399 YGNACIO VALLEY RD STE 11DWalnut Creek, CA 94598-2874

Mailing Address1399 Ygnacio Valley Rd Ste 11dWalnut Creek, CA 94598-2874 · (925) 430-5613 · Fax (510) 340-5462

Phone(925) 430-5613

Fax(510) 340-5462

Sole ProprietorNo

Medical School CMSMedical College Of PennsylvaniaGraduated 1990

Enumeration DateNovember 1, 2006

Last NPPES UpdateApril 22, 2025

NPPES CertifiedApril 22, 2025

✔ NPI 1437237005 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyColon & Rectal SurgeryAllopathic & Osteopathic Physicians

Taxonomy Code208C00000X

License✔ Licensed in CA · G75587

Definition

A colon and rectal surgeon is trained to diagnose and treat various diseases of the intestinal tract, colon, rectum, anal canal and perianal area by medical and surgical means. This specialist also deals with other organs and tissues (such as the liver, urinary and female reproductive system) involved with primary intestinal disease.

Also ListedSurgeryTaxonomy 208600000X · License G75587 (CA)

1399 YGNACIO VALLEY RD STE 11D, Walnut Creek, CA 94598

Open in Google Maps ↗

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

Dr. Ran S Kim 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 ID5890871941

PECOS Enrollment IDI20090217000291

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 25

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.

Kerecis omega3, per square centimeter Q4158

Kerecis Omega3 is a wound treatment that uses fish skin, rich in Omega3, to help heal your wounds. The fish skin, applied per square centimeter of the wound, aids in tissue regeneration and reduces infection risk.

11,244 services18 patients

Follow-up nursing facility visit per day, typically 25 minutes 99309

A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.

368 services46 patients

Application of skin substitute graft to wound of trunk, arms, or legs, 25.0 sq cm or less of wound 100.0 sq cm or less 15271

This procedure involves applying a skin substitute graft to a wound on the trunk, arms, or legs. The graft, a lab-grown skin, is used to cover a wound area of 25.0 sq cm or less, within a total wound area of 100.0 sq cm or less. It aids in healing and regeneration.

312 services30 patients

Established patient office or other outpatient visit, 30-39 minutes 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.

298 services165 patients

Follow-up nursing facility visit per day, typically 35 minutes 99310

A follow-up nursing facility visit is a routine check-up that typically lasts about 35 minutes. During this visit, your health status is evaluated, any changes in your condition are noted, and necessary adjustments to your care plan are made. It's an essential part of maintaining your health.

117 services57 patients

Diagnostic exam of anus using an endoscope 46600

This procedure involves using a thin, flexible instrument called an endoscope to examine the anal area. It helps detect any abnormal conditions or issues. It's a safe, routine exam performed by a healthcare professional.

100 services86 patients

New patient office or other outpatient visit, 45-59 minutes 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

80 services80 patients

Follow-up nursing facility visit per day, typically 15 minutes 99308

A follow-up nursing facility visit per day is a daily check-up service provided by healthcare professionals. It lasts around 15 minutes and involves assessing your health status, monitoring your recovery progress, and addressing any concerns you may have about your health or treatment.

79 services19 patients

Removal of bone, 20.0 sq cm or less 11044

The procedure involves the surgical removal of a section of bone, up to 20.0 square cm in size. This may be necessary due to various reasons such as injury, infection, or to treat a disease. The process aims to alleviate pain, enhance mobility, or prevent the spread of disease.

75 services20 patients

Injection of hemorrhoid 46500

An injection for hemorrhoids involves administering a substance into the swollen tissue to reduce its size. It's a simple, quick procedure, performed in a doctor's office, to help alleviate discomfort and inflammation.

60 services27 patients

Diagnostic exam of rectum and lower large bowel using an endoscope 45300

This procedure, known as a sigmoidoscopy, involves using a thin, flexible instrument called an endoscope to examine your lower large bowel and rectum. This helps in identifying any abnormalities or issues that could affect your digestive health.

41 services36 patients

New patient office or other outpatient visit, 60-74 minutes 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

39 services39 patients

Established patient office or other outpatient visit, 40-54 minutes 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.

38 services33 patients

Removal of external hemorrhoids by rubber banding 46221

Rubber band ligation is a procedure used to treat external hemorrhoids. A doctor places small rubber bands around the base of the hemorrhoids. This cuts off blood supply, causing them to shrink and fall off, typically within a week.

27 services17 patients

Follow-up hospital inpatient care per day, typically 35 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.

27 services13 patients

Biopsy of large bowel using a flexible endoscope 45380

A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.

24 services24 patients

Imaging guidance for procedure, 60 minutes or less 76000

Imaging guidance is a procedure where real-time images are used to direct medical tools during a treatment. This technique helps to improve accuracy and safety. The procedure typically lasts 60 minutes or less.

17 services12 patients

Established patient office or other outpatient visit, 20-29 minutes 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.

13 services13 patients

Initial hospital inpatient care per day, typically 70 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.

12 services12 patients

Stapling of internal hemorrhoid 46947

Stapling of internal hemorrhoid is a surgical procedure to treat swollen blood vessels in your lower rectum. It involves using a special device to staple and remove hemorrhoid tissue, reducing blood flow to the area, which eases symptoms.

11 services11 patients

Telephone medical discussion with physician, 21-30 minutes 99443

This service involves a 21-30 minute phone conversation with a physician. It's a chance for you to discuss your health concerns, symptoms or treatment plans. It's similar to an in-person consultation, but conducted over the phone for your convenience and safety.

11 services11 patients

Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk G0121

Colorectal cancer screening, such as a colonoscopy, is a preventive measure to detect early signs of cancer in the large intestine. For individuals not at high risk, it's typically recommended at age 50. A small, flexible tube with a camera is used to examine your colon. It's a safe, effective way to catch issues early.

11 services11 patients

Colonoscopy NAN13

A colonoscopy is a medical procedure that allows your doctor to examine your colon (the large intestine). It utilizes a thin, flexible tube with a tiny camera on the end, which is inserted through the rectum. This procedure can help identify issues such as polyps, inflammation, or early signs of cancer. It's usually recommended for people over 50 or those with specific risk factors.

0 services122 patients

Hernia repair (minimally invasive) NAN16

Hernia repair is a surgery to fix a hernia - a condition where an organ pushes through an opening in the muscle or tissue that holds it in place. Minimally invasive hernia repair involves small incisions, a tiny camera, and special surgical tools. This method often leads to quicker recovery, less pain, and reduced scarring compared to traditional surgery.

0 services1 patient

Hernia repair - groin (open) NAN19

Hernia repair in the groin area (open) is a surgical procedure to fix a bulge or protrusion, caused by internal tissues pushing through a weak spot in your abdominal wall. In this operation, a small incision is made in the groin area. The protruding tissue is then placed back into the abdomen, and the weakened area is reinforced with stitches or a mesh.

0 services1 patient

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94598 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

$104.51 typical visit price

range $69.00 – $202.35

Typical copayment $26.12 (range $17.25 – $50.58)

Most-billed visit code 99203

Established Patient

$84.91 typical visit price

range $23.44 – $166.46

Typical copayment $21.22 (range $5.86 – $41.61)

Most-billed visit code 99213

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.

90.61/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Individually scored

Quality

83.87

Promoting Interoperability

100

Improvement Activities

Cost

84.82

Reported Quality Measures

Appropriate Use of DXA Scans in Women Under 65 Years Who Do Not Meet the Risk Factor Profile for Osteoporotic Fracture

Lower rates are better for this measure.

7%45 patients

Breast Cancer Screening

73%171 patients4/55-star benchmark: 93%

Cervical Cancer Screening

44%142 patients2/55-star benchmark: 98%

Colorectal Cancer Screening

71%420 patients4/55-star benchmark: 88%

Controlling High Blood Pressure

66%190 patients3/55-star benchmark: 91%

Diabetes: Eye Exam

14%59 patients1/55-star benchmark: 100%

Diabetes: Hemoglobin A1c (HbA1c) Poor Control (>9%)

Lower rates are better for this measure.

32%59 patients4/55-star benchmark: 91%

Documentation of Current Medications in the Medical Record

95%1,530 patients4/55-star benchmark: 100%

e-Prescribing

98%191 patients4/55-star benchmark: 100%

Falls: Screening for Future Fall Risk

35%368 patients2/55-star benchmark: 100%

HIV Screening

26%425 patients2/55-star benchmark: 60%

Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan

44%759 patients2/55-star benchmark: 98%

Preventive Care and Screening: Screening for Depression and Follow-Up Plan

28%585 patients2/55-star benchmark: 97%

Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention

Patients combinedPopulations: 93% · 453 patients

Patients screened: 99% · 453 patients

21%34 patients1/55-star benchmark: 100%

Provide Patients Electronic Access to Their Health Information

100%243 patients5/55-star benchmark: 100%

Statin Therapy for the Prevention and Treatment of Cardiovascular Disease

83%223 patients4/55-star benchmark: 91%

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 9

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

Ostomy skin barrier, solid 4 x 4 or equivalent, extended wear, without built-in convexity, each A4385

DME-Orthotic Devices · category DF010N

3 suppliers11 claims440 services$4.57 avg. paid by Medicare

Ostomy deodorant, with or without lubricant, for use in ostomy pouch, per fluid ounce A4394

DME-Orthotic Devices · category DF010N

4 suppliers28 claims590 services$2.40 avg. paid by Medicare

Ostomy skin barrier, with flange (solid, flexible or accordion), extended wear, without built-in convexity, 4 x 4 inches or smaller, each A4409

DME-Orthotic Devices · category DF010N

2 suppliers18 claims310 services$6.00 avg. paid by Medicare

Ostomy pouch, drainable; for use on barrier with non-locking flange, with filter (2 piece system), each A4425

DME-Orthotic Devices · category DF010N

2 suppliers11 claims340 services$3.46 avg. paid by Medicare

Adhesive remover or solvent (for tape, cement or other adhesive), per ounce A4455

DME-Medical/Surgical Supplies · category DA000N

2 suppliers15 claims61 services$1.24 avg. paid by Medicare

Adhesive remover, wipes, any type, each A4456

DME-Medical/Surgical Supplies · category DA000N

4 suppliers28 claims1,685 services$0.22 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 3

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

U WELLNESS WOUND CARE APC

Surgery

1399 YGNACIO VALLEY RD STE 11D
WALNUT CREEK, CA 94598

Contra Costa County (925) 357-9033

ANDES MEDICAL CARE APC

Surgery

1399 YGNACIO VALLEY RD STE 11D
WALNUT CREEK, CA 94598

Contra Costa County (925) 357-9033

EILEEN HAHN PHYSICIAN ASSISTANT

Physician Assistant

1399 YGNACIO VALLEY RD STE 11D
WALNUT CREEK, CA 94598

Contra Costa County (925) 357-9033

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 Ran Kim's NPI number?

The NPI number for Ran Kim is 1437237005. It was assigned to this individual provider in the NPPES registry on November 1, 2006.

Where is Ran Kim located?

Ran Kim practices at 1399 Ygnacio Valley Rd Ste 11D, Walnut Creek, CA 94598. The listed phone number is (925) 430-5613.

What is Ran Kim's specialty?

The primary specialty registered for this NPI is Colon & Rectal Surgery with taxonomy code 208C00000X.

Is Ran Kim enrolled in Medicare?

Yes. Ran Kim 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.

When was this NPI record last updated?

The NPPES record for Ran Kim was last updated on April 22, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.