Active NPI 1851823454 Individual Practitioner Female Practitioner

Dr. Ellen Haddock , MD

Dermatology • Fremont, CA

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Ellen Haddock, MD is a certified Dermatology practicing in Fremont, CA. With approximately 9 years of clinical experience since graduating from University Of California, San Diego School Of Medicine in 2017, Dr. Haddock delivers high-quality medical care to the local community at 3200 KEARNEY ST.

Dr. Haddock is affiliated with Sutter Bay Medical Foundation and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include destruction of precancer skin growth, 2-14 growths, established patient outpatient office visit, new patient outpatient office visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

3200 Kearney St

Fremont, CA 945382299

Telephone 5104982374

Associated Practice Facility / Clinic

🏢 Sutter Bay Medical Foundation Facility NPI 1396469813

Medicare Profile & Education

Medical School

University Of California, San Diego School Of Medicine

Graduation Year

2017

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Dermatology in Fremont, CA

Experienced Practitioner (5-10 Yrs)

Practitioner Clinical Experience

9 Yrs -18.0 yrs vs City Avg

City Avg: 27.0 Yrs

State Avg: 24.9 Yrs

Regional Practice Density

15 Specialists

Practicing in Fremont, CA (2182 Statewide)

Telehealth Adoption Rate

20.0% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

63.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Haddock (9 Years) 9 Yrs

Fremont Specialty Average (27.0 Years) 27.0 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
17003 Destruction of precancer skin growth, 2-14 growths	344	60	$22.00	$8.91
99213 Established patient office or other outpatient visit, typically 15 minutes	295	176	$257.00	$109.56
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	112	112	$380.00	$133.89
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	109	68	$379.00	$153.69
17000 Destruction of skin growth	107	73	$204.16	$68.12
11102 Tangential biopsy of single skin lesion	89	74	$384.41	$129.38
17110 Destruction of up to 14 skin growths	66	49	$297.00	$150.22
11103 Biopsy of related skin growth, each additional growth	49	26	$253.00	$65.15
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	21	21	$576.00	$197.87
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	17	16	$162.00	$69.65
11104 Punch biopsy, first skin growth	14	12	$471.00	$162.60

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
17003 Destruction of precancer skin growth, 2-14 growths	466	104	$49.03	$8.39
99213 Established patient office or other outpatient visit, typically 15 minutes	371	273	$373.88	$102.54
17000 Destruction of skin growth	212	171	$387.99	$63.34
11102 Tangential biopsy of single skin lesion	137	123	$534.39	$116.09
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	137	137	$532.17	$126.20
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	89	60	$514.65	$145.74
11103 Biopsy of related skin growth, each additional growth	54	39	$297.65	$61.24
17110 Destruction of up to 14 skin growths	53	51	$563.44	$139.72
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	43	43	$231.65	$65.46
11900 Injection into skin growth, 1-7 growths	40	19	$297.57	$64.04
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	26	15	$6.00	$1.01
11300 Shaving of 0.5 centimeters or less skin growth of the trunk, arms, or legs	25	21	$494.82	$109.46
11301 Shaving of skin growth of body, arms, or legs, 0.6-1.0 cm	23	19	$647.83	$136.66
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	22	22	$816.64	$186.59
99202 New patient office or other outpatient visit, typically 20 minutes	20	20	$406.00	$82.87
96900 Application of ultraviolet light to skin	18	11	$102.00	$33.97
17004 Destruction of precancer skin growth, 15 or more growths	12	12	$767.75	$204.52
11104 Punch biopsy, first skin growth	12	12	$685.50	$155.10
11302 Shaving of skin growth of body, arms, or legs, 1.1-2.0 cm	12	12	$765.17	$160.39

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
17003 Destruction of precancer skin growth, 2-14 growths	475	103	$17.73	$8.75
99213 Established patient office or other outpatient visit, typically 15 minutes	297	216	$216.00	$106.90
17000 Destruction of skin growth	187	153	$168.00	$66.37
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	138	138	$265.00	$130.72
11102 Tangential biopsy of single skin lesion	120	108	$265.00	$116.99
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	93	85	$136.00	$67.57
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	82	61	$305.00	$150.53
17110 Destruction of up to 14 skin growths	80	66	$293.00	$142.52
11103 Biopsy of related skin growth, each additional growth	33	23	$131.00	$64.64
11300 Shaving of 0.5 centimeters or less skin growth of the trunk, arms, or legs	24	21	$267.00	$107.29
11104 Punch biopsy, first skin growth	21	18	$329.00	$159.69
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	20	20	$392.00	$194.20
99202 New patient office or other outpatient visit, typically 20 minutes	16	16	$175.00	$87.14
69100 Biopsy of ear	14	14	$246.00	$91.10
12032 Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.6-7.5 cm	14	12	$771.00	$382.98
11602 Removal of cancer skin growth of body, arms, or legs, 1.1-2.0 cm	13	11	$614.00	$152.17
10060 Simple or single drainage of skin abscess	11	11	$311.00	$146.86
11301 Shaving of skin growth of body, arms, or legs, 0.6-1.0 cm	11	11	$316.00	$156.07

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	91	72	$215.00	$107.52
17003 Destruction of precancer skin growth, 2-14 growths	81	26	$16.75	$8.36
17000 Destruction of skin growth	40	37	$164.00	$65.42
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	33	31	$135.00	$67.29
11102 Tangential biopsy of single skin lesion	32	30	$265.00	$118.09
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	31	31	$263.00	$131.51
17110 Destruction of up to 14 skin growths	24	23	$290.00	$138.75
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	14	13	$304.00	$151.98

Medical Specialties & State Licenses

CMS Verified: 2024-11-18

Dermatology Primary Specialty

NUCC Taxonomy Code: 207N00000X

State License CA A157683

A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.

Student in an Organized Health Care Education/Training Program

NUCC Taxonomy Code: 390200000X

An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.

Hospital & Practice Group Affiliations

Sutter Bay Medical Foundation

701 E El Camino Real, Mountain View, CA 940402833

Phone: 6506916174

Sutter Bay Medical Foundation

401 Old San Francisco Rd, Sunnyvale, CA 940866387

Phone: 4087396000

Sutter Bay Medical Foundation

3200 Kearney St, Fremont, CA 945382299

Phone: 5104901222

Sutter Bay Medical Foundation

795 El Camino Real, Palo Alto, CA 943012302

Phone: 4156001020

Sutter Bay Medical Foundation

370 Distel Cir, Los Altos, CA 940221404

Phone: 6502545200

Secondary Practice Locations

5000 Civic Center Dr

San Rafael, CA 949034184

Phone: 4154990100

Practice Associates & Co-Workers

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

3 Associated Practitioners

Anuk Burli

Dermatology

NPI 1053053470

Dr. Rajnish Gupta , MD, PhD

Dermatology

NPI 1366658411

Doctor of Medicine (M.D.), Doctor of Philosophy (Ph.D.)

Dr. Johanna Sheu Song , MD

Dermatology

NPI 1487035895

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

11 Historical Events

📍

Updated Practice Location November 18, 2024

Registered at 3200 KEARNEY ST, FREMONT, CA 945382299 (Tel: 5104982374)

📍

Updated Business Mailing Address November 18, 2024

Registered at PO BOX 276950, SACRAMENTO, CA 958276950 (Tel: 5104982374)

👤

Provider Name / Credentials Updated November 18, 2024

Recorded as ELLEN HADDOCK, MD

📍

Updated Practice Location December 01, 2022

Registered at 5000 CIVIC CENTER DR, SAN RAFAEL, CA 949034184 (Tel: 4154990100)

📍

Updated Business Mailing Address December 01, 2022

Registered at 5000 CIVIC CENTER DR, SAN RAFAEL, CA 949034184 (Tel: 4154990100)

✅

NPI Profile Active April 01, 2017

NPI status registered as active in NPPES database

📍

Updated Practice Location April 01, 2017

Registered at 200 W ARBOR DR, SAN DIEGO, CA 921039000 (Tel: 6195436268)

📍

Updated Business Mailing Address April 01, 2017

Registered at 200 W ARBOR DR, SAN DIEGO, CA 921039000 (Tel: 6195436268)

👤

Provider Name / Credentials Updated April 01, 2017

Recorded as ELLEN HADDOCK

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) April 01, 2017

Student in an Organized Health Care Education/Training Program

🟢

Initial NPI Registration & Enumeration April 01, 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: 1851823454

Entity Type:

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

Enumeration Date: April 01, 2017

Last Update: November 18, 2024

Sole Proprietor: No

Update or Correct Profile

Mailing Address

Po Box 276950

Sacramento, CA 958276950

Phone: 5104982374

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.