Active NPI 1023320538 Individual Practitioner Female Practitioner

Dr. Anna H Stepczynski , MD

Internal Medicine • Seattle, WA

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Anna Stepczynski, MD is a certified Internal Medicine practicing in Seattle, WA. With approximately 16 years of clinical experience since completing medical education in 2010, Dr. Stepczynski delivers high-quality medical care to the local community at 904 7TH AVE.

Dr. Stepczynski is affiliated with The Polyclinic Pllc and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include insertion of needle into vein for collection of blood sample, established patient outpatient office visit, blood test, comprehensive group of blood chemicals. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

904 7th Ave

Seattle, WA 981041132

Telephone 2068605574

Associated Practice Facility / Clinic

🏢 Kelley-Ross & Assoc Inc Facility NPI 1669517025

Medicare Profile & Education

Medical School

Other

Graduation Year

2010

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Seattle, WA

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

16 Yrs -4.3 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

✓ Offers Virtual Consultations

Medicare Pricing Discount

55.6% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Stepczynski (16 Years) 16 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
36415 Insertion of needle into vein for collection of blood sample	425	215	$16.51	$8.65
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	366	171	$347.03	$140.75
80053 Blood test, comprehensive group of blood chemicals	267	176	$34.00	$10.35
85027 Complete blood cell count (red cells, white blood cell, platelets), automated test	233	179	$21.00	$6.34
84443 Blood test, thyroid stimulating hormone (TSH)	232	189	$55.00	$16.46
80061 Blood test, lipids (cholesterol and triglycerides)	191	164	$63.00	$13.12
83036 Hemoglobin A1C level	163	118	$26.21	$9.52
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	153	153	$336.58	$142.57
82306 Vitamin d-3 level	115	109	$83.00	$29.01
82570 Creatinine level to test for kidney function or muscle injury	84	53	$16.00	$5.08
81001 Manual urinalysis test with examination using microscope, automated	84	72	$15.00	$3.11
99213 Established patient office or other outpatient visit, typically 15 minutes	78	64	$246.10	$100.14
82043 Urine microalbumin (protein) level	74	47	$17.00	$5.66
82607 Cyanocobalamin (vitamin B-12) level	67	62	$42.00	$14.78
83970 Parathormone (parathyroid hormone) level	50	45	$116.00	$40.45
80048 Blood test, basic group of blood chemicals (calcium, total)	49	35	$27.00	$8.29
83540 Iron level	47	41	$19.00	$6.34
83550 Iron binding capacity	47	41	$25.00	$8.57
82746 Folic acid level	45	41	$41.00	$14.41
91320 Sarscv2 vac 30mcg trs-suc im	44	40	$357.25	$134.00
90480 Admn sarscov2 vacc 1 dose	44	40	$40.00	$39.20
82728 Ferritin (blood protein) level	43	38	$38.00	$13.36
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	38	35	$467.29	$196.97
84153 Psa (prostate specific antigen) measurement, total	29	26	$56.00	$18.02
84100 Phosphate level	23	21	$14.00	$4.65
90673 Influenza vaccine, trivalent derived from recombinant dna	20	20	$153.40	$78.20
G0008 Administration of influenza virus vaccine	20	19	$73.55	$35.62
G0444 Annual depression screening, 5 to 15 minutes	18	18	$45.31	$21.28
84550 Uric acid level, blood	16	12	$14.00	$4.43
G0103 Prostate cancer screening; prostate specific antigen test (psa)	16	16	$56.00	$18.92
84481 Thyroid hormone, t3 measurement, free	15	13	$38.67	$16.60
84439 Thyroxine (thyroid chemical), free	15	13	$26.00	$8.84
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	15	14	$23.00	$7.61
86140 Measurement C-reactive protein for detection of infection or inflammation	12	11	$22.00	$5.08
G0009 Administration of pneumococcal vaccine	11	11	$71.91	$35.62
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use	11	11	$369.00	$292.08

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
36415 Insertion of needle into vein for collection of blood sample	456	232	$15.00	$8.35
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	309	165	$313.00	$138.94
85027 Complete blood cell count (red cells, white blood cell, platelets), automated test	205	169	$21.00	$6.32
80061 Blood test, lipids (cholesterol and triglycerides)	195	167	$63.00	$12.99
80053 Blood test, comprehensive group of blood chemicals	190	122	$34.00	$10.27
84443 Blood test, thyroid stimulating hormone (TSH)	174	134	$55.00	$16.31
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	166	166	$325.00	$141.65
99213 Established patient office or other outpatient visit, typically 15 minutes	140	103	$212.81	$98.92
82306 Vitamin d-3 level	124	111	$83.00	$28.83
83036 Hemoglobin A1C level	100	64	$31.00	$9.52
82570 Creatinine level to test for kidney function or muscle injury	96	66	$16.00	$5.08
81001 Manual urinalysis test with examination using microscope, automated	95	80	$15.00	$3.11
82043 Urine microalbumin (protein) level	87	60	$17.00	$5.66
82607 Cyanocobalamin (vitamin B-12) level	85	77	$42.00	$14.65
83970 Parathormone (parathyroid hormone) level	72	55	$116.00	$40.01
83550 Iron binding capacity	63	54	$25.00	$8.57
82746 Folic acid level	63	60	$41.00	$14.41
83540 Iron level	63	54	$19.00	$6.34
82728 Ferritin (blood protein) level	61	52	$38.00	$13.36
80048 Blood test, basic group of blood chemicals (calcium, total)	56	38	$27.00	$8.29
84100 Phosphate level	53	44	$14.00	$4.58
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	39	34	$23.00	$7.61
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use	31	31	$369.00	$271.89
G0008 Administration of influenza virus vaccine	30	29	$65.00	$33.75
0124A Fee covid-19 vac 13 res	30	30	$40.00	$39.20
G0009 Administration of pneumococcal vaccine	29	29	$65.00	$32.59
90662 Influenza vaccine split virus, preservative free	29	29	$86.00	$71.81
G0444 Annual depression screening, 5 to 15 minutes	26	26	$45.00	$20.91
93000 Routine ekg using at least 12 leads including interpretation and report	22	22	$77.00	$16.11
86140 Measurement C-reactive protein for detection of infection or inflammation	22	21	$22.00	$5.08
82550 Creatine kinase (cardiac enzyme) level, total	22	18	$18.00	$6.38
85652 Red blood cell sedimentation rate, to detect inflammation, automated	21	20	$8.00	$2.65
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	19	18	$419.00	$195.72
84153 Psa (prostate specific antigen) measurement, total	16	16	$56.00	$18.02
84439 Thyroxine (thyroid chemical), free	15	11	$26.00	$8.84
G0472 Hepatitis c antibody screening, for individual at high risk and other covered indication(s)	15	15	$58.00	$45.42
84481 Thyroid hormone, t3 measurement, free	14	11	$25.00	$16.60
91320 Sarscv2 vac 30mcg trs-suc im	13	13	$357.25	$128.48
90480 Admn sarscov2 vacc 1 dose	13	13	$40.00	$39.20
G0103 Prostate cancer screening; prostate specific antigen test (psa)	12	12	$56.00	$18.92
84550 Uric acid level, blood	12	11	$14.00	$4.43

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml	1,330	14	$1.00	$0.12
36415 Insertion of needle into vein for collection of blood sample	403	214	$15.00	$2.96
80053 Blood test, comprehensive group of blood chemicals	189	123	$34.00	$10.42
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	184	121	$313.00	$140.85
99213 Established patient office or other outpatient visit, typically 15 minutes	148	104	$213.40	$99.26
80061 Blood test, lipids (cholesterol and triglycerides)	136	119	$63.00	$13.22
84443 Blood test, thyroid stimulating hormone (TSH)	133	111	$55.00	$16.59
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	130	107	$23.00	$7.70
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	124	124	$325.00	$144.23
83036 Hemoglobin A1C level	98	69	$31.00	$9.58
84439 Thyroxine (thyroid chemical), free	83	71	$26.00	$8.95
81001 Manual urinalysis test with examination using microscope, automated	78	70	$15.00	$3.14
82607 Cyanocobalamin (vitamin B-12) level	73	66	$42.00	$14.88
82746 Folic acid level	69	63	$41.00	$14.52
82570 Creatinine level to test for kidney function or muscle injury	68	47	$16.00	$5.11
85027 Complete blood cell count (red cells, white blood cell, platelets), automated test	65	62	$21.00	$6.34
82306 Vitamin d-3 level	61	59	$83.00	$29.23
84480 Thyroid hormone, t3 measurement, total	61	55	$40.00	$14.09
82043 Urine microalbumin (protein) level	58	41	$17.00	$5.69
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	56	44	$419.00	$198.74
83970 Parathormone (parathyroid hormone) level	45	39	$116.00	$40.84
83540 Iron level	39	36	$19.00	$6.38
82728 Ferritin (blood protein) level	39	36	$38.00	$13.45
83550 Iron binding capacity	39	36	$25.00	$8.62
80048 Blood test, basic group of blood chemicals (calcium, total)	38	29	$27.00	$8.35
84100 Phosphate level	38	36	$14.00	$4.69
G0472 Hepatitis c antibody screening, for individual at high risk and other covered indication(s)	25	25	$58.00	$46.03
90682 Influenza vaccine, quadrivalent derived from recombinant dna	25	25	$82.00	$68.54
G0008 Administration of influenza virus vaccine	25	23	$65.00	$33.45
93000 Routine ekg using at least 12 leads including interpretation and report	24	23	$77.00	$15.94
U0003 Infectious agent detection by nucleic acid (dna or rna); severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (coronavirus disease [covid-19]), amplified probe technique, making use of high throughput technologies as described by cms-2020-01-r	19	17	$150.00	$74.61
U0005 Infectious agent detection by nucleic acid (dna or rna); severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (coronavirus disease [covid-19]), amplified probe technique, cdc or non-cdc, making use of high throughput technologies, completed within	18	16	$36.00	$24.86
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	18	16	$66.00	$26.85
G0009 Administration of pneumococcal vaccine	16	16	$65.00	$33.64
0124A Fee covid-19 vac 13 res	16	16	$40.00	$39.20
0004A Fee covid-19 vac 1 res	13	13	$40.00	$39.42
84550 Uric acid level, blood	13	12	$14.00	$4.46
82784 Gammaglobulin (immune system protein) measurement	11	11	$26.00	$9.21

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
36415 Insertion of needle into vein for collection of blood sample	262	157	$15.00	$3.00
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	116	84	$313.00	$143.65
80053 Blood test, comprehensive group of blood chemicals	114	86	$34.00	$10.56
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	102	91	$23.00	$7.77
99213 Established patient office or other outpatient visit, typically 15 minutes	102	75	$212.00	$101.52
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	74	74	$325.00	$148.10
84443 Blood test, thyroid stimulating hormone (TSH)	72	66	$55.00	$16.80
84439 Thyroxine (thyroid chemical), free	72	66	$26.00	$9.02
83036 Hemoglobin A1C level	67	46	$31.00	$9.71
80061 Blood test, lipids (cholesterol and triglycerides)	63	58	$63.00	$13.39
81001 Manual urinalysis test with examination using microscope, automated	61	51	$15.00	$3.17
84480 Thyroid hormone, t3 measurement, total	58	54	$40.00	$14.18
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	51	43	$419.00	$201.23
82746 Folic acid level	50	49	$41.00	$14.70
82607 Cyanocobalamin (vitamin B-12) level	50	49	$42.00	$15.08
82570 Creatinine level to test for kidney function or muscle injury	50	35	$16.00	$5.18
82306 Vitamin d-3 level	49	46	$83.00	$29.60
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	31	21	$127.00	$63.62
U0005 Infectious agent detection by nucleic acid (dna or rna); severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (coronavirus disease [covid-19]), amplified probe technique, cdc or non-cdc, making use of high throughput technologies, completed within	30	23	$36.00	$25.00
U0003 Infectious agent detection by nucleic acid (dna or rna); severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (coronavirus disease [covid-19]), amplified probe technique, making use of high throughput technologies as described by cms-2020-01-r	30	23	$150.00	$75.00
84156 Total protein level, urine	28	23	$15.00	$3.67
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	28	21	$66.00	$26.54
80048 Blood test, basic group of blood chemicals (calcium, total)	28	12	$27.00	$8.46
G0472 Hepatitis c antibody screening, for individual at high risk and other covered indication(s)	22	22	$55.68	$45.62
82043 Urine microalbumin (protein) level	21	20	$17.00	$5.78
93000 Routine ekg using at least 12 leads including interpretation and report	21	20	$77.00	$16.78
84100 Phosphate level	20	19	$14.00	$4.74
83540 Iron level	20	19	$19.00	$6.47
83550 Iron binding capacity	19	18	$25.00	$8.74
82728 Ferritin (blood protein) level	19	18	$38.00	$13.63
83970 Parathormone (parathyroid hormone) level	19	16	$116.00	$41.28
84550 Uric acid level, blood	18	12	$14.00	$4.52
99441 Telephone medical discussion with physician, 5-10 minutes	17	14	$127.00	$63.59
G0009 Administration of pneumococcal vaccine	15	15	$65.00	$19.40
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	14	14	$175.00	$124.63
G0008 Administration of influenza virus vaccine	11	11	$65.00	$19.46

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
36415 Insertion of needle into vein for collection of blood sample	87	63	$15.00	$2.97
80053 Blood test, comprehensive group of blood chemicals	46	36	$34.00	$10.37
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	45	40	$23.00	$7.77
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	45	37	$313.00	$121.40
99213 Established patient office or other outpatient visit, typically 15 minutes	32	26	$212.00	$80.64
80061 Blood test, lipids (cholesterol and triglycerides)	25	25	$63.00	$13.39
81001 Manual urinalysis test with examination using microscope, automated	19	16	$15.00	$3.17
83036 Hemoglobin A1C level	18	18	$31.00	$9.71
84439 Thyroxine (thyroid chemical), free	17	16	$26.00	$9.02
84443 Blood test, thyroid stimulating hormone (TSH)	17	16	$55.00	$16.80
82746 Folic acid level	14	14	$41.00	$14.70
82607 Cyanocobalamin (vitamin B-12) level	14	14	$42.00	$15.08
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	13	12	$419.00	$162.59
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	12	12	$298.00	$119.27
82570 Creatinine level to test for kidney function or muscle injury	11	11	$16.00	$5.18

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	79	27	$263.00	$103.18
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	53	26	$181.09	$72.39
99238 Hospital discharge day management, 30 minutes or less	23	23	$183.00	$72.45

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	96	35	$182.00	$71.79
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	37	18	$263.00	$102.77
99239 Hospital discharge day management, more than 30 minutes	21	21	$271.00	$106.23
99238 Hospital discharge day management, 30 minutes or less	16	16	$183.00	$72.02
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	14	14	$512.00	$200.04

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	146	68	$216.12	$71.33
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	96	42	$295.80	$103.07
99238 Hospital discharge day management, 30 minutes or less	76	71	$217.63	$71.68
99217 Hospital observation care on day of discharge	26	24	$223.77	$69.59
99219 Hospital observation care, typically 50 minutes	14	14	$417.43	$125.85
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	14	14	$420.57	$135.28

Medical Specialties & State Licenses

CMS Verified: 2026-06-07

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License WA MD60936484

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.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

1023320538 (WA)

Hospital & Practice Group Affiliations

The Polyclinic Pllc

904 7th Ave, Seattle, WA 981041132

Phone: 2063091760

Practice Associates & Co-Workers

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

5 Associated Practitioners

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NPI 1629537881

Doctor of Medicine (M.D.)

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Doctor of Medicine (M.D.)

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Career & Practice History Timeline

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

11 Historical Events

📍

Updated Practice Location June 07, 2026

Registered at 904 7TH AVE, SEATTLE, WA 981041132 (Tel: 2068605574)

📍

Updated Business Mailing Address June 07, 2026

Registered at 7600 EVERGREEN WAY, EVERETT, WA 982036421 (Tel: 2068605414)

📍

Updated Practice Location September 05, 2019

Registered at 325 9TH AVE, SEATTLE, WA 981042420 (Tel: 2065205000)

📍

Updated Business Mailing Address September 05, 2019

Registered at PO BOX 50095, SEATTLE, WA 981455095 (Tel: 2065205700)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) September 05, 2019

Internal Medicine (License #MD60936484 in WA)

✅

NPI Profile Active November 10, 2014

NPI status registered as active in NPPES database

📍

Updated Practice Location November 10, 2014

Registered at 1501 N CAMPBELL AVE, TUCSON, AZ 857240001 (Tel: 5206948888)

📍

Updated Business Mailing Address November 10, 2014

Registered at 2701 E ELVIRA RD, TUCSON, AZ 857567124 (Tel: 5206266887)

👤

Provider Name / Credentials Updated November 10, 2014

Recorded as ANNA STEPCZYNSKI, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) November 10, 2014

Internal Medicine (License #49810 in AZ)

🟢

Initial NPI Registration & Enumeration July 13, 2010

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

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NPI Administrative Meta

NPI Number: 1023320538

Entity Type:

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

Enumeration Date: July 13, 2010

Last Update: June 07, 2026

Sole Proprietor: No

Update or Correct Profile

Mailing Address

7600 Evergreen Way

Everett, WA 982036421

Phone: 2068605414

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.