Active NPI 1417469982 Individual Practitioner Male Practitioner

Nathan Joseph Klein , FNP-C

Dermatology • Phoenix, AZ

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Nathan Klein, FNP-C is a certified Dermatology practicing in Phoenix, AZ. With approximately 9 years of clinical experience since completing medical education in 2017, Nathan Klein delivers high-quality medical care to the local community at 16515 S 40TH ST STE 143.

Nathan Klein is affiliated with Nathamy Llc and accepts Medicare assignment.

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

Practice Location & Contact Primary Location

Practice Address

16515 S 40th St Ste 143

Phoenix, AZ 850480560

Telephone 8664337666

Fax 8662524669

Associated Practice Facility / Clinic

🏢 Athena Medical Group Facility NPI 1164918124

Medicare Profile & Education

Medical School

Other

Graduation Year

2017

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Dermatology in Phoenix, AZ

Experienced Practitioner (5-10 Yrs)

Practitioner Clinical Experience

9 Yrs -11.8 yrs vs City Avg

City Avg: 20.8 Yrs

State Avg: 18.6 Yrs

Regional Practice Density

75 Specialists

Practicing in Phoenix, AZ (369 Statewide)

Telehealth Adoption Rate

4.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

28.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Klein (9 Years) 9 Yrs

Phoenix Specialty Average (20.8 Years) 20.8 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	233	67	$7.30	$5.44
99344 New patient home visit, typically 1 hour	173	173	$146.87	$116.15
11102 Tangential biopsy of single skin lesion	140	120	$104.51	$73.89
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes	134	82	$137.47	$103.95
11103 Biopsy of related skin growth, each additional growth	106	56	$51.85	$41.08
17000 Destruction of skin growth	104	86	$73.56	$38.46
99348 Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes	73	54	$84.34	$62.65
17110 Destruction of up to 14 skin growths	68	59	$121.39	$92.63
99342 Residence visit for new patient with low level of medical decision making, per day, if using time, at least 30 minutes	53	53	$84.09	$64.13
99347 Residence visit for established patient with straightforward medical decision making, per day, if using time, at least 15 minutes	20	13	$48.35	$37.11
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm	19	15	$195.28	$119.48

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
17003 Destruction of precancer skin growth, 2-14 growths	267	75	$13.00	$5.51
99213 Established patient office or other outpatient visit, typically 15 minutes	249	190	$176.95	$74.53
17000 Destruction of skin growth	147	120	$129.31	$39.34
11102 Tangential biopsy of single skin lesion	116	106	$192.34	$72.75
11103 Biopsy of related skin growth, each additional growth	108	55	$94.07	$41.07
17110 Destruction of up to 14 skin growths	82	69	$217.99	$81.88
11402 Removal of noncancer skin growth of body, arms, or legs, 1.1-2.0 cm	76	52	$338.59	$72.78
13101 Complicated repair of wound of trunk, 2.6-7.5 cm	68	55	$784.31	$302.32
11401 Removal of noncancer skin growth of body, arms, or legs, 0.6-1.0 cm	64	44	$308.05	$64.54
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	57	47	$250.51	$105.30
13121 Repair of wound (2.6 to 7.5 centimeters) of scalp, arms, and/or legs	52	44	$839.74	$351.91
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	45	41	$110.18	$46.51
11301 Shaving of skin growth of body, arms, or legs, 0.6-1.0 cm	40	25	$241.06	$68.05
11311 Shaving of skin growth of face, ears, eyelids, nose, lips, or mouth, 0.6-1.0 cm	36	22	$270.78	$81.86
11302 Shaving of skin growth of body, arms, or legs, 1.1-2.0 cm	28	19	$268.78	$83.09
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	24	24	$219.88	$88.58
99344 New patient home visit, typically 1 hour	17	17	$198.42	$118.46
11306 Shaving of skin growth of scalp, neck, hands, feet, or genitals, 0.6-1.0 cm	17	16	$243.16	$68.79
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm	12	11	$320.49	$135.37

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
17003 Destruction of precancer skin growth, 2-14 growths	511	111	$13.30	$5.60
99213 Established patient office or other outpatient visit, typically 15 minutes	389	255	$178.84	$75.33
17000 Destruction of skin growth	212	154	$132.60	$38.44
11103 Biopsy of related skin growth, each additional growth	200	81	$101.08	$42.28
11301 Shaving of skin growth of body, arms, or legs, 0.6-1.0 cm	169	74	$243.38	$59.69
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	144	112	$252.56	$106.40
11102 Tangential biopsy of single skin lesion	132	122	$202.54	$70.00
17110 Destruction of up to 14 skin growths	128	105	$223.68	$76.88
11402 Removal of noncancer skin growth of body, arms, or legs, 1.1-2.0 cm	93	62	$341.94	$72.05
13101 Complicated repair of wound of trunk, 2.6-7.5 cm	83	66	$792.54	$314.07
11311 Shaving of skin growth of face, ears, eyelids, nose, lips, or mouth, 0.6-1.0 cm	78	46	$273.54	$79.27
11312 Shaving of skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm	77	45	$309.70	$98.90
11302 Shaving of skin growth of body, arms, or legs, 1.1-2.0 cm	68	51	$275.34	$82.46
13121 Repair of wound (2.6 to 7.5 centimeters) of scalp, arms, and/or legs	51	45	$847.42	$349.87
11401 Removal of noncancer skin growth of body, arms, or legs, 0.6-1.0 cm	51	40	$310.62	$65.47
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	40	40	$220.88	$92.95
11306 Shaving of skin growth of scalp, neck, hands, feet, or genitals, 0.6-1.0 cm	32	28	$244.90	$69.63
17282 Destruction of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm	27	20	$391.52	$152.01
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	27	25	$111.18	$46.64
17111 Destruction of skin growth, 15 or more growths	17	11	$261.98	$103.74
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	17	17	$329.78	$139.02
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm	16	15	$353.28	$130.28
11307 Shaving of skin growth of scalp, neck, hands, feet, or genitals, 1.1-2.0 cm	15	12	$280.46	$87.16
11313 Shaving of over 2.0 centimeters skin growth of face, ears, eyelids, nose, lips, or mouth	15	11	$361.86	$132.89
13132 Complicated repair of wound of forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, or feet, 2.6-7.5 cm	11	11	$938.92	$394.11

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
17003 Destruction of precancer skin growth, 2-14 growths	427	94	$12.77	$5.41
99213 Established patient office or other outpatient visit, typically 15 minutes	388	271	$179.78	$76.16
11301 Shaving of skin growth of body, arms, or legs, 0.6-1.0 cm	215	110	$245.56	$62.82
17000 Destruction of skin growth	172	132	$129.94	$35.29
11312 Shaving of skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm	161	87	$315.55	$102.01
11302 Shaving of skin growth of body, arms, or legs, 1.1-2.0 cm	150	89	$280.31	$82.19
11311 Shaving of skin growth of face, ears, eyelids, nose, lips, or mouth, 0.6-1.0 cm	133	74	$276.51	$76.90
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	132	109	$255.19	$107.07
17110 Destruction of up to 14 skin growths	118	103	$223.29	$68.68
11402 Removal of noncancer skin growth of body, arms, or legs, 1.1-2.0 cm	91	65	$341.71	$72.58
13101 Complicated repair of wound of trunk, 2.6-7.5 cm	85	68	$802.16	$326.74
11307 Shaving of skin growth of scalp, neck, hands, feet, or genitals, 1.1-2.0 cm	83	54	$286.36	$75.45
11401 Removal of noncancer skin growth of body, arms, or legs, 0.6-1.0 cm	65	49	$309.60	$65.74
11306 Shaving of skin growth of scalp, neck, hands, feet, or genitals, 0.6-1.0 cm	51	39	$247.14	$64.82
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	46	46	$220.96	$93.86
13121 Repair of wound (2.6 to 7.5 centimeters) of scalp, arms, and/or legs	45	41	$858.30	$364.80
11303 Shaving of over 2.0 centimeters skin growth of the trunk, arms, or legs	36	31	$309.34	$93.77
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	24	24	$330.58	$135.46
11313 Shaving of over 2.0 centimeters skin growth of face, ears, eyelids, nose, lips, or mouth	24	21	$366.32	$142.72
11308 Shaving of skin growth of scalp, neck, hands, feet, or genitals, more than 2.0 cm	19	18	$304.13	$91.84
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	14	14	$111.14	$46.85

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
17003 Destruction of precancer skin growth, 2-14 growths	644	137	$11.90	$5.04
11103 Biopsy of related skin growth, each additional growth	422	145	$105.37	$44.05
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	418	333	$215.43	$90.91
99213 Established patient office or other outpatient visit, typically 15 minutes	266	218	$148.33	$62.31
17000 Destruction of skin growth	237	189	$129.48	$36.08
11102 Tangential biopsy of single skin lesion	200	187	$198.11	$71.14
11301 Shaving of skin growth of body, arms, or legs, 0.6-1.0 cm	162	84	$241.07	$62.67
17110 Destruction of up to 14 skin growths	156	143	$221.13	$74.60
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	86	86	$212.99	$90.34
11302 Shaving of skin growth of body, arms, or legs, 1.1-2.0 cm	75	54	$278.79	$79.79
11311 Shaving of skin growth of face, ears, eyelids, nose, lips, or mouth, 0.6-1.0 cm	73	51	$272.66	$80.43
11300 Shaving of 0.5 centimeters or less skin growth of the trunk, arms, or legs	72	41	$198.16	$45.63
11402 Removal of noncancer skin growth of body, arms, or legs, 1.1-2.0 cm	72	50	$337.47	$71.12
11306 Shaving of skin growth of scalp, neck, hands, feet, or genitals, 0.6-1.0 cm	56	39	$244.65	$69.65
11312 Shaving of skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm	56	42	$315.37	$117.30
13101 Complicated repair of wound of trunk, 2.6-7.5 cm	51	43	$797.84	$311.75
17004 Destruction of precancer skin growth, 15 or more growths	49	46	$313.55	$132.28
11310 Shaving of 0.5 centimeters or less skin growth of face, ears, eyelids, nose, lips, or mouth	46	29	$229.67	$61.55
11401 Removal of noncancer skin growth of body, arms, or legs, 0.6-1.0 cm	41	32	$303.94	$64.26
11307 Shaving of skin growth of scalp, neck, hands, feet, or genitals, 1.1-2.0 cm	37	30	$286.14	$80.53
69100 Biopsy of ear	29	24	$194.97	$43.87
13121 Repair of wound (2.6 to 7.5 centimeters) of scalp, arms, and/or legs	29	27	$856.26	$355.32
11303 Shaving of over 2.0 centimeters skin growth of the trunk, arms, or legs	25	19	$307.04	$104.39
11305 Shaving of skin growth of scalp, neck, hands, feet, or genitals, 0.5 cm or less	20	17	$208.93	$48.85
99202 New patient office or other outpatient visit, typically 20 minutes	20	20	$150.26	$63.30
17111 Destruction of skin growth, 15 or more growths	17	15	$259.94	$100.24
11308 Shaving of skin growth of scalp, neck, hands, feet, or genitals, more than 2.0 cm	15	12	$306.24	$91.11
11313 Shaving of over 2.0 centimeters skin growth of face, ears, eyelids, nose, lips, or mouth	15	14	$368.71	$151.51
11104 Punch biopsy, first skin growth	14	14	$249.18	$105.32
17282 Destruction of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm	11	11	$407.47	$164.95

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
11103 Biopsy of related skin growth, each additional growth	424	131	$81.63	$44.32
99213 Established patient office or other outpatient visit, typically 15 minutes	271	210	$108.03	$61.91
17003 Destruction of precancer skin growth, 2-14 growths	234	64	$10.08	$4.67
11102 Tangential biopsy of single skin lesion	202	183	$151.37	$71.45
17000 Destruction of skin growth	106	97	$101.35	$37.47
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	104	104	$160.58	$90.21
17110 Destruction of up to 14 skin growths	60	55	$168.65	$85.94
11402 Removal of noncancer skin growth of body, arms, or legs, 1.1-2.0 cm	50	33	$251.15	$70.11
13101 Complicated repair of wound of trunk, 2.6-7.5 cm	39	33	$600.90	$330.08
17004 Destruction of precancer skin growth, 15 or more growths	32	27	$227.89	$126.69
69100 Biopsy of ear	28	21	$153.35	$48.35
11401 Removal of noncancer skin growth of body, arms, or legs, 0.6-1.0 cm	16	15	$225.92	$63.09
17111 Destruction of skin growth, 15 or more growths	12	11	$199.97	$109.03

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
11101 Biopsy of each additional growth of skin and/or tissue	275	98	$48.47	$27.08
17003 Destruction of precancer skin growth, 2-14 growths	146	26	$10.08	$4.34
11100 Biopsy of single growth of skin and/or tissue	132	126	$157.34	$76.34
99213 Established patient office or other outpatient visit, typically 15 minutes	113	103	$108.03	$60.32
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	59	59	$160.58	$89.08
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	51	35	$198.00	$87.42
17000 Destruction of skin growth	45	41	$123.17	$37.10
17110 Destruction of up to 14 skin growths	24	23	$168.65	$84.77
17004 Destruction of precancer skin growth, 15 or more growths	14	14	$256.14	$119.62

Medical Specialties & State Licenses

CMS Verified: 2026-03-31

Dermatology Primary Specialty

NUCC Taxonomy Code: 207N00000X

State License AZ AP10605

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.

Nurse Practitioner - Family

NUCC Taxonomy Code: 363LF0000X

State License AZ AP10605

Definition to come...

Hospital & Practice Group Affiliations

Nathamy Llc

None, Surprise, AZ 85387

Phone: 8664337666

Secondary Practice Locations

19646 N 27th Ave Ste 305

Phoenix, AZ 850274027

Phone: 4805560446

Practice Associates & Co-Workers

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

7 Associated Practitioners

Sanna Neff , FNP-C

Nurse Practitioner - Family

NPI 1083150205

Family Nurse Practitioner (Certified)

Deborah Gorombei , FNP-BC

Nurse Practitioner - Family

NPI 1194492306

Family Nurse Practitioner (Board Certified)

Lisa Casazza

Nurse Practitioner

NPI 1306418819

Cassie Pettit , FNP-C

Nurse Practitioner - Family

NPI 1396314894

Family Nurse Practitioner (Certified)

Benjamin Ballard , NP

Nurse Practitioner

NPI 1437029477

Nurse Practitioner

Michelle Raney

Nurse Practitioner - Gerontology

NPI 1558058644

Career & Practice History Timeline

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

11 Historical Events

📍

Updated Practice Location April 12, 2024

Registered at 16515 S 40TH ST STE 143, PHOENIX, AZ 850480560 (Tel: 8664337666)

📍

Updated Business Mailing Address April 12, 2024

Registered at 15207 W PEAKVIEW RD, SURPRISE, AZ 853876380 (Tel: 8664337666)

📍

Updated Practice Location March 12, 2020

Registered at 13995 W STATLER BLVD STE 150, SURPRISE, AZ 853745512 (Tel: 4805560446)

📍

Updated Business Mailing Address March 12, 2020

Registered at 20401 N 73RD ST STE 230, SCOTTSDALE, AZ 852554153 (Tel: 4805560446)

📍

Updated Practice Location February 22, 2019

Registered at 20401 N 73RD ST STE 230, SCOTTSDALE, AZ 852554153 (Tel: 4805560446)

✅

NPI Profile Active October 24, 2017

NPI status registered as active in NPPES database

📍

Updated Practice Location October 24, 2017

Registered at 14044 W CAMELBACK RD STE 118, LITCHFIELD PARK, AZ 853409481 (Tel: 6235472600)

📍

Updated Business Mailing Address October 24, 2017

Registered at 10182 W LOS GATOS DR, PEORIA, AZ 853833552 (Tel: 6023488917)

👤

Provider Name / Credentials Updated October 24, 2017

Recorded as NATHAN KLEIN, FNP-C

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) October 24, 2017

Nurse Practitioner (License #AP10605 in AZ)

🟢

Initial NPI Registration & Enumeration October 24, 2017

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

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NPI Administrative Meta

NPI Number: 1417469982

Entity Type:

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

Enumeration Date: October 24, 2017

Last Update: March 31, 2026

Sole Proprietor: No

Update or Correct Profile

Mailing Address

15207 W Peakview Rd

Surprise, AZ 853876380

Phone: 8664337666

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.