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Active NPI 1730797523 Individual Practitioner Male Practitioner

John Anthony Dean Maslin , APRN-CNP

Nurse Practitioner • Tulsa, OK

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

John Maslin, APRN-CNP is a certified Nurse Practitioner practicing in Tulsa, OK. With approximately 6 years of clinical experience since completing medical education in 2020, John Maslin delivers high-quality medical care to the local community at 6465 S YALE AVE STE 507.

John Maslin accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, hemodialysis procedure with physician evaluation, initial hospital care with moderate level of medical decision making, if using time, at least. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

6465 S Yale Ave Ste 507

Tulsa, OK 741367807

Telephone 9187125000

Medicare Profile & Education

Medical School

Other

Graduation Year

2020

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Nurse Practitioner in Tulsa, OK

Experienced Practitioner (5-10 Yrs)
Practitioner Clinical Experience
6 Yrs -5.2 yrs vs City Avg
City Avg: 11.2 Yrs
State Avg: 11.4 Yrs
Regional Practice Density
161 Specialists

Practicing in Tulsa, OK (715 Statewide)

Telehealth Adoption Rate
14.9% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
73.0% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Maslin (6 Years) 6 Yrs
Tulsa Specialty Average (11.2 Years) 11.2 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2022)
Reporting Year:
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
169 94 $214.53 $57.68
90935 Hemodialysis procedure with physician evaluation
23 20 $217.47 $59.39
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes
18 18 $596.49 $160.31
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes
17 11 $306.78 $82.91

Medical Specialties & State Licenses

CMS Verified: 2025-08-29
Nurse Practitioner Primary Specialty

NUCC Taxonomy Code: 363L00000X

State License OR 202213116NP-PP

(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.

Nurse Practitioner

NUCC Taxonomy Code: 363L00000X

State License ID 1461172

(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.

Nurse Practitioner

NUCC Taxonomy Code: 363L00000X

State License NM 85485

(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.

Nurse Practitioner

NUCC Taxonomy Code: 363L00000X

State License AZ 305586

(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.

Nurse Practitioner

NUCC Taxonomy Code: 363L00000X

State License UT 13742320-4405

(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.

Nurse Practitioner

NUCC Taxonomy Code: 363L00000X

State License WA AP61523641

(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.

Nurse Practitioner

NUCC Taxonomy Code: 363L00000X

State License NV 874007

(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.

Secondary Practice Locations

101 Park Ave Ste 1300

Oklahoma City, OK 731027216

Phone: 7202045760

240 N Broadway Ste 208

Portland, OR 972271881

Phone: 5036649111

2415 E Camelback Rd Ste 700

Phoenix, AZ 850164245

Phone: 4808787843

1325 Airmotive Way Ste 175c

Reno, NV 895023273

Phone: 7756001855

240 N Broadway Ste 208

Portland, OR 972271881

Phone: 5036649111

500 Marquette Ave Nw Ste 1200

Albuquerque, NM 871025312

Phone: 5056347878

Practice Associates & Co-Workers

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

16 Associated Practitioners
Angela July , APRN

Nurse Practitioner

NPI 1063958130

Advanced Practice Registered Nurse

Dr. Sunil Agrawal , MD

Internal Medicine - Nephrology

NPI 1093953747

Doctor of Medicine (M.D.)

Tariq Alyamani

Internal Medicine - Nephrology

NPI 1255941589
Dr. Neha Siddiqui , MD

Internal Medicine - Nephrology

NPI 1285242487

Doctor of Medicine (M.D.)

Jessica Bassett , APRN

Nurse Practitioner - Acute Care

NPI 1316701378

Advanced Practice Registered Nurse

Ayesha Anwaar

Internal Medicine - Nephrology

NPI 1487007449

Career & Practice History Timeline

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

8 Historical Events
🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) August 29, 2025

Nurse Practitioner (License #305586 in AZ)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) October 30, 2023

Nurse Practitioner (License #104652 in OK)

NPI Profile Active July 17, 2020

NPI status registered as active in NPPES database

📍
Updated Practice Location July 17, 2020

Registered at 6465 S YALE AVE STE 507, TULSA, OK 741367807 (Tel: 9187125000)

📍
Updated Business Mailing Address July 17, 2020

Registered at 6465 S YALE AVE STE 507, TULSA, OK 741367807 (Tel: 9187125000)

👤
Provider Name / Credentials Updated July 17, 2020

Recorded as JOHN MASLIN, APRN-CNP

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 17, 2020

Nurse Practitioner (License #104652 in OK)

🟢
Initial NPI Registration & Enumeration July 17, 2020

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: 1730797523
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: July 17, 2020
Last Update: August 29, 2025
Sole Proprietor: No

Mailing Address

6465 S Yale Ave Ste 507

Tulsa, OK 741367807

Phone: 9187125000

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.