DR. RYAN PETER LOKKEN M.D., M.P.H.
NPI 1033315510
Radiology - Vascular & Interventional Radiology in San Francisco, CA

Q: What is Ryan Lokken's NPI number?

The NPI number for Ryan Lokken is 1033315510. It was assigned to this individual provider in the NPPES registry on June 22, 2007.

Q: What is Ryan Lokken's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Vascular & Interventional Radiology, with taxonomy code 2085R0204X.

Q: When was this NPI record last updated?

The NPPES record for Ryan Lokken was last updated on April 16, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.

Active since June 22, 2007PECOS EnrolledAccepts Medicare Assignment

82.26/100

CMS Quality Rating

505 PARNASSUS AVE, SAN FRANCISCO, CA 94143(415) 885-7268 Get Directions Write a Review

NPPES record last updated: April 16, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Apr 16, 2021, Jan 22, 2020 (2 updates tracked since 2020).

On this page

About Dr. Ryan Peter Lokken M.d., M.p.h. NPPES

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

DR. RYAN PETER LOKKEN M.D., M.P.H. (NPI 1033315510) is an individual vascular & interventional radiology provider in San Francisco, California, licensed in California (A119890) and active in the NPI registry since June 2007. He is enrolled in Medicare PECOS and is a graduate of Harvard Medical School (2007).

NPPES Registry Identity

NPI1033315510

Entity TypeIndividualMale

Primary Taxonomy2085R0204X

Provider Legal NameDR. RYAN PETER LOKKENCredential: M.D., M.P.H.

Location Address505 PARNASSUS AVESan Francisco, CA 94143-2204

Mailing Address505 Parnassus AveSan Francisco, CA 94143-2204 · (415) 885-7268

Phone(415) 885-7268

Sole ProprietorNo

Medical School CMSHarvard Medical SchoolGraduated 2007

Enumeration DateJune 22, 2007

Last NPPES UpdateApril 16, 20212 updates tracked since enumeration

NPPES CertifiedApril 16, 2021

✔ NPI 1033315510 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Vascular & Interventional RadiologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0204X

Licenses✔ Licensed in CA · A119890✔ Licensed in IL · 036137156

Definition

A radiologist who diagnoses and treats diseases by various radiologic imaging modalities. These include fluoroscopy, digital radiography, computed tomography, sonography and magnetic resonance imaging.

505 PARNASSUS AVE, San Francisco, CA 94143

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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. Ryan Peter Lokken M.d., M.p.h. 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 ID2365684495

PECOS Enrollment IDI20130820000174

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.

Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes 99152

This procedure involves a doctor administering a medication to reduce your consciousness during a procedure. This helps in managing discomfort and anxiety. The initial application lasts for 15 minutes and is for individuals aged 5 years or older.

143 services122 patients

Review by radiologist of additional artery image 75774

This procedure involves a radiologist examining an extra image of your artery. It's done to gain more insight into your vascular health. The radiologist will study the image to identify any abnormalities or issues that may need further medical attention.

100 services20 patients

Ultrasonic guidance for blood vessel access 76937

Ultrasonic guidance for blood vessel access is a medical procedure where sound waves are used to create images of your blood vessels. This helps doctors to accurately locate and access the vessels for treatments or tests, ensuring safety and precision.

66 services61 patients

Fluoroscopic guidance for insertion or removal of central vein access device 77001

Fluoroscopic guidance for central vein access device insertion or removal is a procedure where a special X-ray, called a fluoroscope, is used to help accurately place or remove a device in a central vein. This device aids in delivering medications or collecting blood samples.

61 services61 patients

Insertion of tube into abdominal, pelvic, or leg artery, additional second, third, and beyond 36248

This procedure involves placing a tube into an artery in the abdomen, pelvis, or leg. It's done to improve blood flow or deliver medication. If more than one tube is needed, each additional insertion is done separately.

42 services15 patients

Drainage of fluid from abdominal cavity using imaging guidance 49083

This procedure involves removing excess fluid from your abdominal cavity, which can relieve discomfort. A specialist uses imaging technology to guide a thin needle into the right spot. The fluid is then drained out safely.

42 services23 patients

Review by radiologist of abdominal artery image 75726

This procedure involves a radiologist examining an image of your abdominal artery. The goal is to identify any abnormalities or issues that might impact your health. It's a non-invasive method that provides valuable information about your body's circulatory system.

38 services19 patients

Insertion of tube into abdominal, pelvic, or leg artery, initial third order branch 36247

This procedure involves placing a tube into an artery in the abdomen, pelvis, or leg. The tube is inserted into the initial third order branch of the artery. This can help doctors diagnose or treat certain conditions by allowing access to these blood vessels.

36 services18 patients

Review by radiologist of image for replacement of stomach or large bowel tube 75984

This procedure involves a radiologist examining images to assess the placement of a tube in your stomach or large bowel. The tube helps with digestion or removal of waste. The radiologist's review ensures the tube is correctly positioned for your safety and comfort.

26 services21 patients

Insertion of central venous tube with port (5 years or older) 36561

A central venous tube with port is a small, flexible tube inserted into a large vein, usually in the chest. It allows for easy administration of medication, fluids, or blood products over a long period. A port is attached under the skin for easy access. It's safe for individuals aged 5 and above.

23 services23 patients

Exchange of abdominal cavity drainage tube using imaging guidance 49423

This is a procedure where your existing abdominal drainage tube will be replaced under imaging guidance. This guidance helps ensure accurate placement and minimizes complications. It's done to maintain effective drainage of fluids from your abdomen.

23 services19 patients

Replacement of kidney drainage tube using imaging guidance with review by radiologist 50435

This procedure involves replacing an existing kidney drainage tube. Using imaging technology, a radiologist precisely guides the process to ensure accuracy. This helps drain excess fluid from kidneys, improving their function and your comfort.

23 services19 patients

Occlusion of growths or obstructed vessels with review by radiologist 37243

This procedure involves blocking abnormal growths or blocked vessels in your body. A radiologist, a doctor specialized in imaging techniques, will review the process. The aim is to improve your health by preventing these issues from causing further complications.

22 services18 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.

21 services15 patients

3d radiographic procedure with computerized image postprocessing 76377

A 3D radiographic procedure with computerized image postprocessing is a high-tech imaging test. It uses X-rays to create detailed 3D images of the body. The computerized postprocessing further enhances these images for more precise diagnosis and treatment planning.

20 services14 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.

20 services17 patients

Aspiration of fluid from chest cavity using imaging guidance 32555

This procedure, known as a thoracentesis, involves removing fluid from the space between the lungs and chest wall, called the pleural space. It's performed under imaging guidance to ensure precision. It can help diagnose conditions or relieve symptoms like shortness of breath.

19 services14 patients

Insertion of tunneled central venous tube for infusion (5 years or older) 36558

The insertion of a tunneled central venous tube is a procedure where a thin, flexible tube is placed into a large vein, usually in the neck or chest. This tube allows healthcare providers to give medications, fluids, or nutrients directly into your bloodstream over a longer period.

18 services18 patients

Ct scan of blood vessels of abdomen and pelvis with contrast 74174

A CT scan of the abdomen and pelvis with contrast is a medical imaging procedure. A special dye, called contrast, is used to make blood vessels more visible. The scan produces detailed images of your abdomen and pelvis, helping doctors to diagnose conditions or plan treatments.

18 services18 patients

Insertion of tube for infusion with imaging guidance and review by radiologist, patient 5 years or older 36573

This procedure involves placing a tube into a vein for medication or fluid delivery. Imaging guidance helps ensure correct placement, while a radiologist reviews the process for safety. It's suitable for patients aged 5 and above.

16 services15 patients

Removal of central venous tube with port or pump 36590

The removal of a central venous tube with port or pump is a procedure that eliminates a device implanted under your skin. This device helped deliver medication or nutrients directly into a large vein near your heart. Its removal involves a minor surgical procedure performed under local anesthesia.

14 services14 patients

Radioactive drug therapy through a tube inserted in an artery 79445

Radioactive drug therapy involves the use of a tiny tube, inserted into an artery. This tube delivers a radioactive drug directly to the area requiring treatment. This precise approach helps to maximize effectiveness while minimizing side effects.

14 services14 patients

Insertion of vena cava filter with review by radiologist 37191

A vena cava filter is a small device placed in your body's largest vein to prevent blood clots from reaching your lungs. A radiologist reviews the procedure to ensure its success and your safety.

13 services13 patients

Ct scan of abdominal aorta and both leg arteries with contrast 75635

A CT scan of the abdominal aorta and both leg arteries with contrast is a medical imaging procedure. A special dye is injected to make your blood vessels visible on the scan. This helps to check for any blockages or abnormalities in these areas.

12 services12 patients

Ultrasonic guidance for needle placement 76942

Ultrasonic guidance for needle placement is a technique where sound waves create images that help accurately position the needle during procedures. This method ensures precision, minimizes discomfort, and increases safety.

12 services11 patients

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

$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.

82.26/100

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

Individually scored

Quality

90.87

Improvement Activities

Cost

74.28

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.

CATHERINE RAMSDELL NNP

Nurse Practitioner (Neonatal)

505 PARNASSUS AVE
SAN FRANCISCO, CA 94143

San Francisco County (415) 353-1000

DR. CLAUDIO ANDRES BRAVO CARRILLO M.D.

Internal Medicine (Advanced Heart Failure and Transplant Cardiology)

505 PARNASSUS AVE
SAN FRANCISCO, CA 94143

San Francisco County (415) 502-4243

MAURICIO JALIFE BUCAY M.D

Hospitalist

505 PARNASSUS AVE
SAN FRANCISCO, CA 94143

San Francisco County (415) 750-4994

EMMA B SHAK M.D.

Student in an Organized Health Care Education/Training Program

505 PARNASSUS AVE
SAN FRANCISCO, CA 94143

San Francisco County (415) 476-1528

DR. ADRIANA A.T. MARTIN M.D., PH.D.

Internal Medicine

505 PARNASSUS AVE
SAN FRANCISCO, CA 94143

San Francisco County (415) 514-7288

WILLIAM JAMES DEARDORFF

Internal Medicine (Geriatric Medicine)

505 PARNASSUS AVE, 15 LONG
SAN FRANCISCO, CA 94143

San Francisco County (415) 406-1417

KEERTHANA REDDY BANALA

Student in an Organized Health Care Education/Training Program

505 PARNASSUS AVE
SAN FRANCISCO, CA 94143

San Francisco County (415) 514-7288

ROBERT CHRISTIAN WENZ

Nurse Anesthetist, Certified Registered

505 PARNASSUS AVE
SAN FRANCISCO, CA 94143

San Francisco County (415) 353-8054

ARACELI SANCHEZ RN

Registered Nurse

505 PARNASSUS AVE
SAN FRANCISCO, CA 94143

San Francisco County (415) 476-1000

DR. ROBERT THOMAS SHORT III MD

Internal Medicine

505 PARNASSUS AVE
SAN FRANCISCO, CA 94143

San Francisco County (415) 476-1529

SHARON ROSE ABADA

Student in an Organized Health Care Education/Training Program

505 PARNASSUS AVE
SAN FRANCISCO, CA 94143

San Francisco County (415) 476-1000

JARROD RULNEY

Student in an Organized Health Care Education/Training Program

505 PARNASSUS AVE
SAN FRANCISCO, CA 94143

San Francisco County (520) 850-0205

DR. ROY A. FILLY M.D.

Radiology (Diagnostic Radiology)

505 PARNASSUS AVE
SAN FRANCISCO, CA 94143

San Francisco County (415) 353-1628

PRISCILLA WILD FNP

Nurse Practitioner (Family)

505 PARNASSUS AVE
SAN FRANCISCO, CA 94143

San Francisco County (415) 353-1000

DR. ADAM KEENAN MEEKS M.D.

Radiology (Diagnostic Radiology)

505 PARNASSUS AVE
SAN FRANCISCO, CA 94143

San Francisco County (415) 514-5681

UCSF MEDICAL CENTER

General Acute Care Hospital

505 PARNASSUS AVE
SAN FRANCISCO, CA 94143

San Francisco County (415) 353-8728

DR. MICHAEL PAUL RANDALL MD

Internal Medicine (Hematology & Oncology)

505 PARNASSUS AVE
SAN FRANCISCO, CA 94143

San Francisco County (415) 221-4810

ADRIENNE LANGE CLARK MD

Student in an Organized Health Care Education/Training Program

505 PARNASSUS AVE
SAN FRANCISCO, CA 94143

San Francisco County (415) 353-1212

ISABELLE WLODKOWSKI RD

Dietitian, Registered

505 PARNASSUS AVE
SAN FRANCISCO, CA 94143

San Francisco County (415) 353-8894

JIN XI DENG NP

Nurse Practitioner

505 PARNASSUS AVE
SAN FRANCISCO, CA 94143

San Francisco County (415) 353-2161

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 Ryan Lokken's NPI number?

The NPI number for Ryan Lokken is 1033315510. It was assigned to this individual provider in the NPPES registry on June 22, 2007.

Where is Ryan Lokken located?

Ryan Lokken practices at 505 Parnassus Ave, San Francisco, CA 94143. The listed phone number is (415) 885-7268.

What is Ryan Lokken's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Vascular & Interventional Radiology, with taxonomy code 2085R0204X.

Is Ryan Lokken enrolled in Medicare?

Yes. Ryan Lokken 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 Ryan Lokken was last updated on April 16, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.