33rd Street Surgery Center LLC
NPI 1467470930 · Otolaryngology Physician · Baltimore, MD
Enrolled with Medicare as Part B Supplier - Ambulatory Surgical Center · source: CMS PECOS Public Provider Enrollment (2026.04.01)
33rd Street Surgery Center LLC is a Otolaryngology Physician organization in Baltimore, MD (NPI 1467470930).
Provider details
- NPI number
- 1467470930
- Entity type
- Organization
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Annette Martyn, Administrator(847) 888-9000
- License
- D0057335 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
- 2006-07-17
- Last updated
- 2025-09-26
- Certified
- 2025-09-26
Frequently asked questions
- What is 33rd Street Surgery Center LLC's NPI number?
- 33rd Street Surgery Center LLC's National Provider Identifier (NPI) is 1467470930, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is 33rd Street Surgery Center LLC?
- 33rd Street Surgery Center LLC is classified in the NPPES registry as Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is 33rd Street Surgery Center LLC located?
- 33rd Street Surgery Center LLC's practice location on file with NPPES is 3333 N Calvert St Ste 360, Baltimore, MD 21218-2867.
- What is 33rd Street Surgery Center LLC's phone number?
- The practice phone number listed in the NPPES registry for 33rd Street Surgery Center LLC is (410) 554-4455.
- Does 33rd Street Surgery Center LLC accept Medicare?
- 33rd Street Surgery Center LLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for 33rd Street Surgery Center LLC?
- The authorized official listed on 33rd Street Surgery Center LLC's NPPES record is Annette Martyn, Administrator. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is 33rd Street Surgery Center LLC's NPI active?
- Yes — 33rd Street Surgery Center LLC's NPI (1467470930) is active in the NPPES registry as of the last update on 2025-09-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.