PRASANNA VENKATESH KRISHNASAMY M.D., MPH
NPI 1578762035
Internal Medicine in Portland, OR

Q: What is Prasanna Krishnasamy's NPI number?

The NPI number for Prasanna Krishnasamy is 1578762035. It was assigned to this individual provider in the NPPES registry on July 15, 2007.

Q: What is Prasanna Krishnasamy's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Active since July 15, 2007PECOS EnrolledAccepts Medicare Assignment

2800 N VANCOUVER AVE, SUITE 230 (LEGACY MEDICAL GROUP - EMANUEL), PORTLAND, OR 97227(503) 413-4340(503) 413-4898 Get Directions Write a Review

NPPES record last updated: October 31, 2011. Verified against the NPPES registry weekly; last sync: November 08, 2026.

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About Prasanna Venkatesh Krishnasamy M.d., Mph NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

PRASANNA VENKATESH KRISHNASAMY M.D., MPH (NPI 1578762035) is an individual internal medicine provider in Portland, Oregon, licensed in Oregon (MD125896) and active in the NPI registry since July 2007. He is enrolled in Medicare PECOS, is affiliated with Legacy Emanuel Medical Center, and is a graduate of Other (2003).

NPPES Registry Identity

NPI1578762035

Entity TypeIndividualMale

Primary Taxonomy207R00000X

Provider Legal NamePRASANNA VENKATESH KRISHNASAMYCredential: M.D., MPH

Location Address2800 N VANCOUVER AVE, SUITE 230 (LEGACY MEDICAL GROUP - EMANUEL)Portland, OR 97227-1630

Mailing Address2800 N Vancouver Ave, Suite 230 (legacy Medical Group - Emanuel)Portland, OR 97227-1630 · (503) 413-4340 · Fax (503) 413-4898

Phone(503) 413-4340

Fax(503) 413-4898

Sole ProprietorNo

Medical School CMSOtherGraduated 2003

Enumeration DateJuly 15, 2007

Last NPPES UpdateOctober 31, 2011

✔ NPI 1578762035 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in OR · MD125896

Definition

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.

2800 N VANCOUVER AVE, Portland, OR 97227

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Moda Health Plan, Inc..Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Prasanna Venkatesh Krishnasamy M.d., Mph is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5395899918

PECOS Enrollment IDI20090817000674

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

Medicare enrollment records show Prasanna Krishnasamy reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Legacy Emanuel Hospital & Health Center

Same address

Clinic/Center

2800 N VANCOUVER AVE STE 230
Portland, OR 97227

Reassigned Medicare billing, Oregon enrollment
719 clinicians in this Medicare group

NPI 1700809027 (503) 397-0471

Legacy Good Samaritan Hospital And Medical Center

1.7 mi

Clinic/Center

1200 NW 23RD AVE
Portland, OR 97210

Reassigned Medicare billing, Oregon enrollment
387 clinicians in this Medicare group

NPI 1679597108 (503) 413-7074

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 4

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

74 services60 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

74 services39 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

27 services16 patients

Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 99211

This service involves an outpatient visit for established patients who may not need direct interaction with a healthcare professional. It could include reviewing test results, monitoring existing conditions, or adjusting treatment plans. It's typically done remotely, ensuring your comfort and convenience.

12 services11 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Legacy Emanuel Medical Center

Acute Care Hospitals · Portland, OR

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number380007

Location2801 N Gantenbein AvenuePortland, OR 97227 · Multnomah County

Emergency services Birthing friendly

Legacy Good Samaritan Medical Center

Acute Care Hospitals · Portland, OR

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number380017

Location1015 NW 22nd Avenue, W121Portland, OR 97210 · Multnomah County

Emergency services Birthing friendly

Legacy Mount Hood Medical Center

Acute Care Hospitals · Gresham, OR

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number380025

Location24800 SE Stark StreetGresham, OR 97030 · Multnomah County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 97227 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$134.16 typical visit price

range $58.99 – $176.88

Typical copayment $33.54 (range $14.74 – $44.22)

Most-billed visit code 99204

Established Patient

$103.51 typical visit price

range $19.32 – $144.79

Typical copayment $25.87 (range $4.83 – $36.19)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. EMMANUEL TRUNGTOAN TAVAN MD

Internal Medicine (Pulmonary Disease)

2800 N VANCOUVER AVE, SUITE 230
PORTLAND, OR 97227

Multnomah County (503) 413-2901

PATRICIA FUNK DO

Internal Medicine

2800 N VANCOUVER AVE, SUITE 230
PORTLAND, OR 97227

Multnomah County (503) 413-4340

MS. MARY LISA GATES LCSW

Social Worker (Clinical)

2800 N VANCOUVER AVE, SUITE 230
PORTLAND, OR 97227

Multnomah County (503) 413-5161

SUSAN T. SKINNER MD

Pediatrics

2800 N VANCOUVER AVE, SUITE 201
PORTLAND, OR 97227

Multnomah County (503) 331-2400

DR. TARA LYN EAGLE D.O.

Internal Medicine (Critical Care Medicine)

2800 N VANCOUVER AVE, SUITE 230
PORTLAND, OR 97227

Multnomah County (503) 413-2901

MELISSA KAY MULDER-WRIGHT MSW-LCSW

Social Worker (Clinical)

2800 N VANCOUVER AVE, SUITE 230
PORTLAND, OR 97227

Multnomah County (503) 413-2901

DR. GILLIAN RAE PIRO MD

Pediatrics

2800 N VANCOUVER AVE
PORTLAND, OR 97227

Multnomah County (503) 413-2902

MRS. LISA MARIE PETROCCHI-COLLETT M.A.

Counselor (Mental Health)

2800 N VANCOUVER AVE, SUITE 201
PORTLAND, OR 97227

Multnomah County (503) 331-2436

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Prasanna Krishnasamy's NPI number?

The NPI number for Prasanna Krishnasamy is 1578762035. It was assigned to this individual provider in the NPPES registry on July 15, 2007.

Where is Prasanna Krishnasamy located?

Prasanna Krishnasamy practices at 2800 N Vancouver Ave Suite 230 (legacy Medical Group - Emanuel), Portland, OR 97227. The listed phone number is (503) 413-4340.

What is Prasanna Krishnasamy's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Prasanna Krishnasamy enrolled in Medicare?

Yes. Prasanna Krishnasamy is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Prasanna Krishnasamy's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Prasanna Krishnasamy reassigns Medicare benefits to 2 organizations: Legacy Emanuel Hospital & Health Center (Portland, OR) and Legacy Good Samaritan Hospital And Medical Center (Portland, OR). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Prasanna Krishnasamy's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Prasanna Krishnasamy accept?

Health plans from Moda Health Plan, Inc. list Prasanna Krishnasamy as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Prasanna Krishnasamy affiliated with any hospitals?

According to CMS data, Prasanna Krishnasamy is affiliated with Legacy Emanuel Medical Center, Legacy Good Samaritan Medical Center and Legacy Mount Hood Medical Center.

When was this NPI record last updated?

The NPPES record for Prasanna Krishnasamy was last updated on October 31, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.