Chang Oh, MD
NPI 1336149103 · Obstetrics & Gynecology Physician · Lebanon, PA
Chang Oh, MD is a Obstetrics & Gynecology Physician provider in Lebanon, PA (NPI 1336149103).
Provider details
- NPI number
- 1336149103
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD028832E (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-07-22
- Last updated
- 2011-05-27
Frequently asked questions
- What is Chang Oh's NPI number?
- Chang Oh's National Provider Identifier (NPI) is 1336149103, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chang Oh's specialty?
- Chang Oh is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Chang Oh located?
- Chang Oh's practice location on file with NPPES is 300 Willow St, Lebanon, PA 17046-4871.
- What is Chang Oh's phone number?
- The practice phone number listed in the NPPES registry for Chang Oh is (717) 273-8835.
- Is Chang Oh's NPI active?
- Yes — Chang Oh's NPI (1336149103) is active in the NPPES registry as of the last update on 2011-05-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.