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Dr. Christopher D. O'Brien, MD

  • Philadelphia, PA
  • Pulmonologist
NPI1962643254
Industry payments
$218
State license
1
Year NPI issued
2009
Practice address
51 N. 39th Street, Philadelphia, PA 19104-2640
Practice phone
Call (215) 662-8767
Professional email
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Personal email
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Mobile number
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Social profiles

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Dr. Christopher D. O'Brien is a pulmonologist in Philadelphia, Pennsylvania

Dr. O'Brien practices in Philadelphia, Pennsylvania.

Dr. O'Brien's NPI, 1962643254, was assigned on March 16, 2009. Dr. O'Brien holds Pennsylvania license MD050568L.

NPI and contact details
NPI
1962643254NPI Registry (opens in a new tab)
NPI enumeration date
March 16, 2009
NPI status
Active
Practice phone
(215) 662-8767
Professional email
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Personal email
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Mobile number
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Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data

Dr. Christopher D. O'Brien's practice address is in Philadelphia, Pennsylvania

Dr. O'Brien's practice address in the NPI Registry is 51 N. 39th Street, Philadelphia, PA 19104-2640. The practice phone is (215) 662-8767.

  • NPI Registry address
    51 N. 39th Street, Philadelphia, PA 19104-2640Phone(215) 662-8767

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dmand AI tracks the EHR system at Dr. Christopher D. O'Brien's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. O'Brien practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Dr. O'Brien's practiceAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Christopher D. O'Brien is one of 650 pulmonologists in Pennsylvania

Pulmonary disease is Dr. O'Brien's primary specialty in the NPI Registry, under taxonomy code 207RP1001X. Dr. O'Brien is licensed in Pennsylvania.

Specialties and state licenses

  • Pulmonary disease, PennsylvaniaPrimaryLicense MD050568L · taxonomy 207RP1001X

Pulmonologists near Dr. O'Brien

Counts of pulmonologists with a Dmand AI profile, by place and practice. Each opens the list.

650pulmonologists in Pennsylvania155pulmonologists in Philadelphia

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Christopher D. O'Brien received $218 in industry payments from 2022 to 2024

CMS Open Payments shows 5 general payments to Dr. O'Brien from 2 drug and device companies from 2022 to 2024. Food and beverage make up the largest share, 100% of the total. GlaxoSmithKline, LLC. paid the most, $125.

General payments to Dr. O'Brien by program year, 2022 to 2024

Companies that paid Dr. O'Brien the most, 2022 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. O'Brien

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Dr. Christopher D. O'Brien's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Christopher D. O'Brien

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Christopher D. O'Brien's NPI number?

Dr. Christopher D. O'Brien's NPI number is 1962643254. It was assigned on March 16, 2009, and it is active in the NPI Registry.

What kind of doctor is Dr. Christopher D. O'Brien?

Dr. Christopher D. O'Brien is a pulmonologist in Philadelphia, Pennsylvania. The primary specialty in the NPI Registry is Pulmonary Disease Physician (taxonomy code 207RP1001X).

Where does Dr. Christopher D. O'Brien practice?

Dr. O'Brien practices at 51 N. 39th Street, Philadelphia, PA 19104-2640.

What is Dr. Christopher D. O'Brien's office phone number?

The practice phone on file for Dr. O'Brien is (215) 662-8767.

What is Dr. Christopher D. O'Brien's medical license number?

Dr. O'Brien holds Pennsylvania license MD050568L.

Has Dr. Christopher D. O'Brien received payments from drug or device companies?

CMS Open Payments shows $218 in general payments to Dr. O'Brien from 2 companies from 2022 to 2024. The largest total came from GlaxoSmithKline, LLC.

How long has Dr. Christopher D. O'Brien been practicing?

Dr. O'Brien's NPI was assigned in 2009.

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