Active NPI 1912082256 Individual Practitioner Female Practitioner

Dr. Jill A Summerfield , MD

Internal Medicine • Seattle, WA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Jill Summerfield, MD is a certified Internal Medicine practicing in Seattle, WA. With approximately 41 years of clinical experience since graduating from University Of Washington School Of Medicine in 1985, Dr. Summerfield delivers high-quality medical care to the local community at 3400 CALIFORNIA AVE SW, STE 300.

Dr. Summerfield maintains professional affiliations with Select Outpatient Services Inc, Swedish Health Services, Select Rehabilitation, Llc and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's, annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

3400 California Ave Sw, Ste 300

Seattle, WA 98116

Telephone 2063203399

Fax 2063205506

Associated Practice Facility / Clinic

🏢 Swedish Health Services Facility NPI 1699715565

Medicare Profile & Education

Medical School

University Of Washington School Of Medicine

Graduation Year

1985

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Seattle, WA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

41 Yrs +20.7 yrs vs City Avg

City Avg: 20.3 Yrs

State Avg: 23.4 Yrs

Regional Practice Density

839 Specialists

Practicing in Seattle, WA (3169 Statewide)

Telehealth Adoption Rate

26.1% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

57.5% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Summerfield (41 Years) 41 Yrs

Seattle Specialty Average (20.3 Years) 20.3 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
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	39	36	$330.00	$140.99
G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's	32	29	$42.00	$17.43
99213 Established patient office or other outpatient visit, typically 15 minutes	15	15	$235.00	$100.46
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	15	14	$466.00	$197.21

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	58	56	$312.00	$140.89
99213 Established patient office or other outpatient visit, typically 15 minutes	35	34	$221.00	$99.78
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	19	18	$438.00	$195.91
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	11	11	$370.00	$141.65

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	239	168	$312.00	$142.59
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	143	143	$332.66	$146.88
99213 Established patient office or other outpatient visit, typically 15 minutes	82	61	$211.00	$100.62
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	55	45	$420.00	$198.31
G0008 Administration of influenza virus vaccine	39	39	$69.00	$33.99
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage	32	32	$170.00	$70.25
99442 Telephone medical discussion with physician, 11-20 minutes	24	18	$204.25	$101.49
G0009 Administration of pneumococcal vaccine	18	18	$69.00	$34.14
99443 Telephone medical discussion with physician, 21-30 minutes	14	13	$299.00	$143.38
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use	11	11	$693.00	$278.31

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	269	194	$312.00	$144.87
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	137	137	$326.00	$149.40
99213 Established patient office or other outpatient visit, typically 15 minutes	57	36	$211.00	$102.78
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	53	42	$420.00	$202.24
G0008 Administration of influenza virus vaccine	34	33	$69.00	$19.54
90662 Influenza vaccine split virus, preservative free	33	32	$94.00	$63.02
99442 Telephone medical discussion with physician, 11-20 minutes	24	13	$203.00	$103.17
99443 Telephone medical discussion with physician, 21-30 minutes	17	17	$299.00	$145.78
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	11	11	$480.00	$186.69

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	306	203	$297.00	$120.49
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	119	119	$326.00	$130.27
G0008 Administration of influenza virus vaccine	80	79	$69.00	$18.34
90662 Influenza vaccine split virus, preservative free	79	78	$94.00	$60.59
99213 Established patient office or other outpatient visit, typically 15 minutes	73	50	$201.00	$83.76
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	72	57	$400.00	$162.48
G0009 Administration of pneumococcal vaccine	24	24	$69.00	$18.54
99442 Telephone medical discussion with physician, 11-20 minutes	23	19	$157.17	$81.07
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	21	21	$98.00	$97.72
99443 Telephone medical discussion with physician, 21-30 minutes	20	16	$253.25	$121.16
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	19	19	$457.00	$182.96
93000 Routine ekg using at least 12 leads including interpretation and report	15	15	$59.00	$19.33
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	14	14	$422.00	$186.60

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	371	211	$294.00	$118.04
99213 Established patient office or other outpatient visit, typically 15 minutes	183	95	$198.00	$81.37
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	127	127	$322.00	$127.65
G0008 Administration of influenza virus vaccine	82	80	$67.94	$18.23
90662 Influenza vaccine split virus, preservative free	76	74	$94.00	$54.72
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	71	53	$395.00	$155.87
G0009 Administration of pneumococcal vaccine	25	25	$67.12	$18.23
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	17	17	$98.00	$96.04
93000 Routine ekg using at least 12 leads including interpretation and report	16	16	$58.00	$18.08

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	356	203	$290.00	$116.26
99213 Established patient office or other outpatient visit, typically 15 minutes	152	81	$195.00	$79.27
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	109	109	$322.00	$126.77
G0008 Administration of influenza virus vaccine	95	93	$67.00	$22.30
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	92	58	$389.00	$156.71
90662 Influenza vaccine split virus, preservative free	88	88	$93.00	$51.23
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	25	17	$151.00	$58.52
93000 Routine ekg using at least 12 leads including interpretation and report	23	22	$57.00	$18.69
G0009 Administration of pneumococcal vaccine	21	21	$57.00	$22.66
90670 Pneumococcal vaccine for injection into muscle	14	14	$221.00	$184.91

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	388	214	$280.00	$115.19
99213 Established patient office or other outpatient visit, typically 15 minutes	230	101	$188.00	$78.54
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	120	120	$311.00	$124.65
90686 Vaccine for influenza for administration into muscle, 0.5 ml dosage	101	98	$45.00	$18.47
G0008 Administration of influenza virus vaccine	99	96	$65.00	$28.24
93000 Routine ekg using at least 12 leads including interpretation and report	71	67	$55.00	$18.50
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	69	46	$375.00	$154.50
G0009 Administration of pneumococcal vaccine	30	30	$55.00	$28.24
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	21	21	$95.05	$91.17
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	14	14	$465.00	$182.94
90670 Pneumococcal vaccine for injection into muscle	11	11	$213.00	$186.73

Medical Specialties & State Licenses

CMS Verified: 2021-11-11

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License WA MD00023955

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.

Hospital & Practice Group Affiliations

Swedish Health Services

2450 33rd Ave W, Seattle, WA 981993252

Phone: 2063203364

Swedish Health Services

4744 41st Ave Sw, Seattle, WA 981164566

Select Rehabilitation, Llc

2600 Compass Rd, Glenview, IL 600268001

Swedish Health Services

4100 Sw Alaska St, Seattle, WA 981164527

Phone: 2063203399

Select Outpatient Services Inc

2600 Compass Rd, Glenview, IL 600268001

Secondary Practice Locations

4744 41st Ave Sw Ste 102

Seattle, WA 981164566

Phone: 2063208120

Practice Associates & Co-Workers

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

24 Associated Practitioners

Dr. Shayna Waldbaum , MD

Family Medicine

NPI 1003442898

Doctor of Medicine (M.D.)

Dr. Martha Hyde , MD

Internal Medicine

NPI 1003991340

Doctor of Medicine (M.D.)

Dr. Kyann Wisse , PharmD

Pharmacist

NPI 1134537491

Doctor of Pharmacy (Pharm.D.)

Dr. Bruce Bonsack , MD

Internal Medicine

NPI 1225113566

Doctor of Medicine (M.D.)

Dr. Dobrina Okorn , MD

Family Medicine

NPI 1316022650

Doctor of Medicine (M.D.)

Dr. Tyler Jensen , PsyD

Psychologist - Clinical

NPI 1316600968

Doctor of Psychology (Psy.D.)

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active September 19, 2008

NPI status registered as active in NPPES database

📍

Updated Practice Location September 19, 2008

Registered at 3400 CALIFORNIA AVE SW, STE 300, SEATTLE, WA 98116 (Tel: 2063203399)

📍

Updated Business Mailing Address September 19, 2008

Registered at PO BOX 34472, SEATTLE, WA 981241472 (Tel: 2063203399)

👤

Provider Name / Credentials Updated September 19, 2008

Recorded as JILL SUMMERFIELD, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) September 19, 2008

Internal Medicine (License #MD00023955 in WA)

🟢

Initial NPI Registration & Enumeration October 26, 2006

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: 1912082256

Entity Type:

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

Enumeration Date: October 26, 2006

Last Update: November 11, 2021

Sole Proprietor: No

Update or Correct Profile

Mailing Address

Po Box 34472

Seattle, WA 981241472

Phone: 2063203399

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.