1. Home
  2. Directory
  3. Pennsylvania
  4. Philadelphia
  5. Internal Medicine
  6. NPI Profile

LOGAN ZACHARY BLAIR MD
NPI 1922528538
Internal Medicine in Philadelphia, PA

Active since June 24, 2017PECOS Enrolled
1700 N BROAD ST STE 4, PHILADELPHIA, PA 19121(215) 204-7500 Get Directions Write a Review

NPPES record last updated: August 5, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Aug 5, 2026, Sep 11, 2024, Jan 19, 2022 and 1 more (4 updates tracked since 2017).

About Logan Zachary Blair Md NPPES

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

LOGAN ZACHARY BLAIR MD (NPI 1922528538) is an individual internal medicine provider in Philadelphia, Pennsylvania, licensed in Pennsylvania (MD471702) and active in the NPI registry since June 2017. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1922528538
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameLOGAN ZACHARY BLAIRCredential: MD
Location Address1700 N BROAD ST STE 4Philadelphia, PA 19121-3429
Mailing Address1700 N Broad St Ste 4Philadelphia, PA 19121-3429 · (215) 204-7500
Phone(215) 204-7500
Sole ProprietorNo
Enumeration DateJune 24, 2017
Last NPPES UpdateAugust 5, 20264 updates tracked since enumeration
NPPES CertifiedAugust 5, 2026
✔ NPI 1922528538 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in PA · MD471702
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.
1700 N BROAD ST STE 4, Philadelphia, PA 19121
Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Logan Zachary Blair Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Reassignment

Medicare enrollment records show Logan Blair reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Ninth Street Internal Medicine Associates Ltd
2.2 mi
Internal Medicine
805 LOCUST STREET
Philadelphia, PA 19107
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 24 clinicians in this Medicare group
NPI 1598719627 (215) 440-8681

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 8

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.
60 services60 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
48 services48 patients
Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus 87426
An immunoassay test for severe acute respiratory syndrome coronavirus is a diagnostic tool. It uses your body's immune response to detect the presence of the virus. It involves taking a sample, usually from your nose or throat, which is then analyzed in a lab for signs of the virus.
40 services40 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.
32 services32 patients
Detection test by immunoassay with direct visual observation for influenza virus 87804
This is a test that identifies the influenza virus in your body. It works by using an immunoassay, a method that detects the presence of the virus through an immune response. The results are directly observable, making it a quick and efficient way to diagnose flu.
30 services15 patients
X-ray of chest, 2 views 71046
A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.
28 services28 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19121 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 3

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

LAURA BENNETT APN
Nurse Practitioner (Family)
1700 N BROAD ST STE 4
PHILADELPHIA, PA 19121
Philadelphia County (215) 204-7500
REBECCA KEUCH CRNP
Nurse Practitioner (Family)
1700 N BROAD ST STE 4
PHILADELPHIA, PA 19121
Philadelphia County (215) 204-7500
JAMES RORY JUDSON TUCKER M.D.
Family Medicine
1700 N BROAD ST STE 4
PHILADELPHIA, PA 19121
Philadelphia County (215) 204-7500

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 Logan Blair's NPI number?

The NPI number for Logan Blair is 1922528538. It was assigned to this individual provider in the NPPES registry on June 24, 2017.

Where is Logan Blair located?

Logan Blair practices at 1700 N Broad St Ste 4, Philadelphia, PA 19121. The listed phone number is (215) 204-7500.

What is Logan Blair's specialty?

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

Is Logan Blair enrolled in Medicare?

Yes. Logan Blair is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Logan Blair's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Logan Blair reassigns Medicare benefits to Ninth Street Internal Medicine Associates Ltd (Philadelphia, PA). The 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 Logan Blair's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Logan Blair was last updated on August 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.