Active NPI 1447770359 Individual Practitioner Female Practitioner

Kathryn Dolores Simms , NP

Nurse Practitioner • Castro Valley, CA

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Kathryn Simms, NP is a certified Nurse Practitioner practicing in Castro Valley, CA. With approximately 9 years of clinical experience since completing medical education in 2017, Kathryn Simms delivers high-quality medical care to the local community at 20055 LAKE CHABOT RD STE 130.

Kathryn Simms is affiliated with Stanford Health Care and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include injection, darbepoetin alfa, 1 microgram (non-esrd use), injection, ferric carboxymaltose, 1 mg, injection, pembrolizumab, 1 mg. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

20055 Lake Chabot Rd Ste 130

Castro Valley, CA 945465332

Telephone 4158853882

Associated Practice Facility / Clinic

🏢 Ucsf Medical Center Facility NPI 1841562352

Medicare Profile & Education

Medical School

Other

Graduation Year

2017

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Nurse Practitioner in Castro Valley, CA

Experienced Practitioner (5-10 Yrs)

Practitioner Clinical Experience

9 Yrs +1.6 yrs vs City Avg

City Avg: 7.4 Yrs

State Avg: 11.7 Yrs

Regional Practice Density

8 Specialists

Practicing in Castro Valley, CA (8378 Statewide)

Telehealth Adoption Rate

37.5% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

83.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Simms (9 Years) 9 Yrs

Castro Valley Specialty Average (7.4 Years) 7.4 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J0881 Injection, darbepoetin alfa, 1 microgram (non-esrd use)	34,000	44	$31.72	$2.94
J1439 Injection, ferric carboxymaltose, 1 mg	31,500	30	$9.75	$1.09
J9271 Injection, pembrolizumab, 1 mg	12,200	15	$267.86	$56.12
J1453 Injection, fosaprepitant, 1 mg	5,700	18	$3.09	$0.14
J9267 Injection, paclitaxel, 1 mg	4,618	12	$2.97	$0.10
J0897 Injection, denosumab, 1 mg	3,660	22	$121.43	$25.46
J1100 Injection, dexamethasone sodium phosphate, 1 mg	1,804	65	$3.61	$0.11
J1568 Injection, immune globulin, (octagam), intravenous, non-lyophilized (e.g., liquid), 500 mg	1,330	12	$212.01	$45.60
J2469 Injection, palonosetron hcl, 25 mcg	670	24	$61.64	$0.85
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	476	215	$35.00	$7.58
J2405 Injection, ondansetron hydrochloride, per 1 mg	468	21	$4.83	$0.09
96375 Injection of additional new drug or substance into vein	370	79	$125.38	$16.86
J2506 Injection, pegfilgrastim, excludes biosimilar, 0.5 mg	348	17	$1160.10	$63.73
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	310	102	$110.32	$15.11
J9045 Injection, carboplatin, 50 mg	232	16	$43.66	$3.44
96413 Infusion of chemotherapy into a vein up to 1 hour	197	57	$1111.72	$147.27
99213 Established patient office or other outpatient visit, typically 15 minutes	142	89	$339.35	$92.96
96365 Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less	103	50	$390.90	$71.02
J1200 Injection, diphenhydramine hcl, up to 50 mg	88	44	$17.86	$0.77
J3489 Injection, zoledronic acid, 1 mg	84	12	$36.46	$6.57
96417 Administration of additional new drug or substance into vein, 1 hour or less	75	27	$399.20	$71.73
96366 Infusion into a vein for therapy, prevention, or diagnosis, each additional hour	71	17	$115.11	$22.06
J9217 Leuprolide acetate (for depot suspension), 7.5 mg	69	15	$846.49	$178.04
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg	61	25	$34.14	$1.23
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	55	43	$460.13	$128.62
96367 Infusion into a vein for therapy, prevention, or diagnosis, additional sequential infusion, 1 hour or less	54	28	$179.04	$30.88
96374 Injection of drug or substance into a vein for therapy, diagnosis, or prevention	49	27	$304.86	$41.15
96402 Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle	46	20	$290.07	$39.40
36415 Insertion of needle into vein for collection of blood sample	45	33	$21.20	$8.65
96360 Infusion into a vein for hydration, 31-60 minutes	43	14	$313.95	$36.38
96415 Administration of chemotherapy into vein, each additional hour	39	17	$236.44	$30.23
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	34	31	$571.44	$181.83
96361 Hydration infusion into a vein	33	13	$81.91	$13.47
96377 Application of on-body injector for under skin injection	26	14	$98.34	$19.81

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J1439 Injection, ferric carboxymaltose, 1 mg	26,900	25	$5.00	$1.10
J0881 Injection, darbepoetin alfa, 1 microgram (non-esrd use)	18,900	25	$12.00	$2.98
J1453 Injection, fosaprepitant, 1 mg	3,750	11	$1.00	$0.15
J0897 Injection, denosumab, 1 mg	2,880	21	$81.00	$23.22
J1100 Injection, dexamethasone sodium phosphate, 1 mg	1,045	47	$1.00	$0.12
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	559	203	$33.00	$7.60
J2469 Injection, palonosetron hcl, 25 mcg	470	18	$5.00	$1.05
96375 Injection of additional new drug or substance into vein	279	58	$120.39	$16.81
96413 Infusion of chemotherapy into a vein up to 1 hour	201	50	$1060.59	$147.51
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	177	67	$104.36	$14.69
99213 Established patient office or other outpatient visit, typically 15 minutes	98	71	$322.67	$91.10
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	89	48	$425.09	$128.38
J1200 Injection, diphenhydramine hcl, up to 50 mg	80	31	$3.22	$1.03
96365 Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less	77	32	$380.18	$71.60
96417 Administration of additional new drug or substance into vein, 1 hour or less	66	18	$386.21	$71.99
96415 Administration of chemotherapy into vein, each additional hour	49	22	$220.98	$30.62
96366 Infusion into a vein for therapy, prevention, or diagnosis, each additional hour	48	14	$112.83	$22.00
96367 Infusion into a vein for therapy, prevention, or diagnosis, additional sequential infusion, 1 hour or less	44	16	$173.00	$31.66
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg	35	15	$7.00	$1.50
96402 Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle	29	12	$277.79	$37.23
96374 Injection of drug or substance into a vein for therapy, diagnosis, or prevention	22	19	$295.09	$41.22
96361 Hydration infusion into a vein	22	13	$78.59	$13.80
96360 Infusion into a vein for hydration, 31-60 minutes	21	15	$307.00	$36.10
99195 Drawing of blood for a medical problem	19	16	$390.00	$111.37
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	17	15	$523.00	$178.47

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J1100 Injection, dexamethasone sodium phosphate, 1 mg	170	11	$13.00	$0.12
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	80	59	$32.00	$7.61
96375 Injection of additional new drug or substance into vein	43	11	$116.00	$17.09
96413 Infusion of chemotherapy into a vein up to 1 hour	38	19	$1025.00	$151.48
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	25	22	$417.00	$127.22
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	15	13	$101.00	$14.66
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	13	11	$773.00	$131.55

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	150	69	$773.00	$139.94

Medical Specialties & State Licenses

CMS Verified: 2024-02-01

Nurse Practitioner Primary Specialty

NUCC Taxonomy Code: 363L00000X

State License CA 95016506

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

Hospital & Practice Group Affiliations

Stanford Health Care

300 Pasteur Dr, Stanford, CA 943052200

Phone: 6507234000

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

14 Associated Practitioners

Dr. Yaron Gesthalter , MD

Internal Medicine - Critical Care Medicine

NPI 1013183599

Doctor of Medicine (M.D.)

Stacy Fuller Baecker , PA-C

Physician Assistant

NPI 1043543473

Physician Assistant (Certified)

Dr. Nicholas Murphy , MD

Internal Medicine - Pulmonary Disease

NPI 1043770118

Doctor of Medicine (M.D.)

Dr. Jasleen Kukreja , MD

Surgery

NPI 1174556351

Doctor of Medicine (M.D.)

Dr. Melisa Yajima , MD

Internal Medicine - Medical Oncology

NPI 1215236682

Doctor of Medicine (M.D.)

Dr. Caroline Mccoach , MD

Internal Medicine

NPI 1225265333

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

21 Historical Events

📍

Updated Practice Location February 01, 2024

Registered at 20055 LAKE CHABOT RD STE 130, CASTRO VALLEY, CA 945465332 (Tel: 4158853882)

📍

Updated Business Mailing Address February 01, 2024

Registered at 20055 LAKE CHABOT RD STE 130, CASTRO VALLEY, CA 945465332 (Tel: 4158853882)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) February 01, 2024

Nurse Practitioner (License #95016506 in CA)

📍

Updated Practice Location October 03, 2022

Registered at 5725 W LAS POSITAS BLVD STE 100A, PLEASANTON, CA 945884054 (Tel: 9257348130)

📍

Updated Business Mailing Address October 03, 2022

Registered at 5725 W LAS POSITAS BLVD STE 100A, PLEASANTON, CA 945884054 (Tel: 9257348130)

👤

Provider Name / Credentials Updated October 03, 2022

Recorded as KATHRYN SIMMS, NP

📍

Updated Practice Location May 11, 2021

Registered at 1825 4TH ST FL 6, SAN FRANCISCO, CA 941432350 (Tel: 4153537151)

📍

Updated Business Mailing Address May 11, 2021

Registered at 1825 4TH ST FL 6, SAN FRANCISCO, CA 941432350 (Tel: 4153537151)

📍

Updated Practice Location November 21, 2018

Registered at 161 FORT WASHINGTON AVE FL 3, NEW YORK, NY 100323729 (Tel: 4158675714)

📍

Updated Business Mailing Address November 21, 2018

Registered at 630 W 168TH ST # 4, NEW YORK, NY 100323725 (Tel: 4158675714)

✅

NPI Profile Active January 26, 2018

NPI status registered as active in NPPES database

📍

Updated Practice Location January 26, 2018

Registered at 20 EXCHANGE PLACE APT 1126, NEW YORK, NY 10005 (Tel: (415) 867-5714)

📍

Updated Business Mailing Address January 26, 2018

Registered at 20 EXCHANGE PL APT 1126, NEW YORK, NY 100053232 (Tel: 4158675714)

👤

Provider Name / Credentials Updated January 26, 2018

Recorded as KATHRYN SIMMS, RN

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) January 26, 2018

Registered Nurse (License #719381 in NY)

✅

NPI Profile Active June 21, 2017

NPI status registered as active in NPPES database

📍

Updated Practice Location June 21, 2017

Registered at 20 EXCHANGE PLACE APT 1126, NEW YORK, NY 10005 (Tel: (415) 867-5714)

📍

Updated Business Mailing Address June 21, 2017

Registered at 20 EXCHANGE PL APT 1126, NEW YORK, NY 100053232 (Tel: 4158675714)

👤

Provider Name / Credentials Updated June 21, 2017

Recorded as KATHRYN SIMMS, RN

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) June 21, 2017

Registered Nurse (License #719381 in NY)

🟢

Initial NPI Registration & Enumeration June 21, 2017

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1447770359

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: June 21, 2017

Last Update: February 01, 2024

Sole Proprietor: No

Update or Correct Profile

Mailing Address

20055 Lake Chabot Rd Ste 130

Castro Valley, CA 945465332

Phone: 4158853882

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.