Active NPI 1548415979 Individual Practitioner Male Practitioner

Dr. John Karl Konstantin , MD, MPH

General Practice • Oakland, CA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. John Konstantin, MD, MPH is a certified General Practice practicing in Oakland, CA. With approximately 20 years of clinical experience since graduating from Drexel University College Of Medicine in 2006, Dr. Konstantin delivers high-quality medical care to the local community at 2584 MACARTHUR BLVD.

Dr. Konstantin accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit, annual wellness visit; includes a personalized prevention plan of service (pps), initial visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

2584 Macarthur Blvd

Oakland, CA 946022928

Telephone 5105305400

Fax 5105302921

Medicare Profile & Education

Medical School

Drexel University College Of Medicine

Graduation Year

2006

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for General Practice in Oakland, CA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

20 Yrs -4.8 yrs vs City Avg

City Avg: 24.8 Yrs

State Avg: 31.1 Yrs

Regional Practice Density

22 Specialists

Practicing in Oakland, CA (2300 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

27.3% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Konstantin (20 Years) 20 Yrs

Oakland Specialty Average (24.8 Years) 24.8 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
99213 Established patient office or other outpatient visit, typically 15 minutes	250	55	$115.00	$109.55
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	36	36	$250.00	$155.85

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	239	60	$115.00	$107.32
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	24	23	$135.00	$133.74
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	16	16	$250.00	$152.93

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	234	68	$115.00	$106.93
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	41	41	$250.00	$154.23
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	18	18	$250.00	$195.36
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	12	12	$135.00	$133.92

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	191	67	$115.00	$107.40
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	19	19	$250.00	$156.77

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	199	73	$115.00	$89.21
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	22	22	$270.00	$241.00
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	16	16	$250.00	$202.21
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	13	13	$250.00	$138.32

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	279	81	$115.00	$87.61
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	25	25	$250.00	$137.05
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	23	23	$270.00	$237.41
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	21	21	$250.00	$199.93

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	317	91	$115.00	$81.30
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	40	40	$250.00	$189.27
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes	31	14	$100.00	$98.63
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	24	24	$270.00	$224.34
99495 Transitional care management services for problem of at least moderate complexity	22	17	$150.00	$146.42

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	249	82	$115.00	$79.16
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	21	21	$270.00	$218.11
99327 New patient custodial care facility, group care, or assisted living visit, typically 1 hour	15	15	$210.00	$192.72

Medical Specialties & State Licenses

General Practice Primary Specialty

NUCC Taxonomy Code: 208D00000X

State License CA A102896

A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions.

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active November 26, 2008

NPI status registered as active in NPPES database

📍

Updated Practice Location November 26, 2008

Registered at 2584 MACARTHUR BLVD, OAKLAND, CA 946022928 (Tel: 5105305400)

📍

Updated Business Mailing Address November 26, 2008

Registered at 2584 MACARTHUR BLVD, OAKLAND, CA 946022928 (Tel: 5105305400)

👤

Provider Name / Credentials Updated November 26, 2008

Recorded as JOHN KONSTANTIN, M.D., M.P.H.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) November 26, 2008

General Practice (License #A102896 in CA)

🟢

Initial NPI Registration & Enumeration November 26, 2008

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: 1548415979

Entity Type:

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

Enumeration Date: November 26, 2008

Last Update: November 26, 2008

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

2584 Macarthur Blvd

Oakland, CA 946022928

Phone: 5105305400

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.