John Harris, MD
NPI 1831693365 · Anesthesiology Physician · Annapolis, MD
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Harris, MD is a Anesthesiology Physician provider in Annapolis, MD (NPI 1831693365).
Provider details
- NPI number
- 1831693365
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- D0093972 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
8 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
174 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Anesthesia for Exam of Colon Using an Endoscope00812 | 46 | $126 |
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 22 | $151 |
| Anesthesia for Procedure for Total Knee Joint Replacement01402 | 21 | $382 |
| Injection of Anesthetic Agent And/Or Steroid Into Thigh Nerve (femoral Nerve)64447 | 21 | $66 |
| Insertion of Artery Tube for Blood Sampling Or Infusion Through Skin36620 | 15 | $45 |
| Anesthesia for Procedure on Small and Large Bowel Using an Endoscope00813 | 14 | $189 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$32 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (2)
- 119 Oakfield DrBrandon, FL 33511-5779Phone: (813) 681-5551Fax: (813) 916-2944
- 1800 Orleans StBaltimore, MD 21287-0010Phone: (410) 955-5000
Registry dates
- Enumerated
- 2018-03-20
- Last updated
- 2022-08-03
- Certified
- 2022-08-03
Frequently asked questions
- What is John Harris's NPI number?
- John Harris's National Provider Identifier (NPI) is 1831693365, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Harris's specialty?
- John Harris is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is John Harris located?
- John Harris's practice location on file with NPPES is 2002 Medical Pkwy, Annapolis, MD 21401-3046.
- What is John Harris's phone number?
- The practice phone number listed in the NPPES registry for John Harris is (443) 481-1000.
- Does John Harris accept Medicare?
- John Harris is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Harris's NPI active?
- Yes — John Harris's NPI (1831693365) is active in the NPPES registry as of the last update on 2022-08-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.