GELSEY LYNN RELLOSA MD
NPI 1497991079
Internal Medicine in Philadelphia, PA

Active since January 01, 2009PECOS EnrolledAccepts Medicare Assignment
6232 MARKET ST, PHILADELPHIA, PA 19139(215) 444-7672(267) 627-5873 Get Directions Write a Review

NPPES record last updated: April 30, 2025. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Sep 10, 2020, Oct 8, 2018 (2 updates tracked since 2018).

About Gelsey Lynn Rellosa Md NPPES

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

GELSEY LYNN RELLOSA MD (NPI 1497991079) is an individual internal medicine provider in Philadelphia, Pennsylvania, licensed in Pennsylvania (MD445436) and active in the NPI registry since January 2009. She is enrolled in Medicare PECOS and is a graduate of Temple University School Of Medicine (2006).

NPPES Registry Identity

NPI1497991079
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameGELSEY LYNN RELLOSACredential: MD
Location Address6232 MARKET STPhiladelphia, PA 19139-2922
Mailing AddressPo Box 746722Atlanta, GA 30374-6722 · (312) 733-9730 · Fax (773) 866-8014
Fax(267) 627-5873
Sole ProprietorNo
Medical School CMSTemple University School Of MedicineGraduated 2006
Enumeration DateJanuary 1, 2009
Last NPPES UpdateApril 30, 20252 updates tracked since enumeration
NPPES CertifiedApril 30, 2025
NPI 1497991079 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses Licensed in PA · MD445436 Licensed in MD · D68991 Licensed in VA · 0101248505 Licensed in DC · MD038030
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.

6232 MARKET ST, Philadelphia, PA 19139

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Gelsey Lynn Rellosa Md 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 ID5496892580
PECOS Enrollment IDI20121205000020
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.

Areas of Expertise CMS Part B claims 3

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 straightforward medical decision making, if using time, 10 minutes or more 99212
This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
44 services26 patients
Hemoglobin a1c level 83036
Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.
24 services16 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
19 services19 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19139 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
$137.17 typical visit price
range $59.88 – $180.99
Typical copayment $34.29 (range $14.97 – $45.24)
Most-billed visit code 99204
Established Patient
$105.21 typical visit price
range $19.30 – $147.29
Typical copayment $26.30 (range $4.82 – $36.82)
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 11

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

Social Worker (Clinical)
6232 MARKET ST
PHILADELPHIA, PA 19139
Nurse Practitioner (Primary Care)
6232 MARKET ST
PHILADELPHIA, PA 19139
Nurse Practitioner (Family)
6232 MARKET ST
PHILADELPHIA, PA 19139
Internal Medicine
6232 MARKET ST
PHILADELPHIA, PA 19139
Nurse Practitioner
6232 MARKET ST
PHILADELPHIA, PA 19139
Nurse Practitioner (Family)
6232 MARKET ST
PHILADELPHIA, PA 19139
Internal Medicine
6232 MARKET ST
PHILADELPHIA, PA 19139
Nurse Practitioner (Gerontology)
6232 MARKET ST
PHILADELPHIA, PA 19139

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 Gelsey Rellosa's NPI number?

The NPI number for Gelsey Rellosa is 1497991079. It was assigned to this individual provider in the NPPES registry on January 1, 2009.

Where is Gelsey Rellosa located?

Gelsey Rellosa practices at 6232 Market St, Philadelphia, PA 19139. The listed phone number is (215) 444-7672.

What is Gelsey Rellosa's specialty?

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

Is Gelsey Rellosa enrolled in Medicare?

Yes. Gelsey Rellosa 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.

When was this NPI record last updated?

The NPPES record for Gelsey Rellosa was last updated on April 30, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.