David Jencks
NPI 1700175635 · Gastroenterology Physician · Annapolis, MD
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Jencks is a Gastroenterology Physician provider in Annapolis, MD (NPI 1700175635).
Provider details
- NPI number
- 1700175635
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
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
15 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,629 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 451 | $93 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 233 | $257 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 184 | $93 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 179 | $130 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 128 | $100 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Famotidine | 345 | 123 |
| Pantoprazole Sodium | 311 | 125 |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 263 | 259 |
| Omeprazole | 115 | 42 |
| Linaclotidebrand: Linzess | 51 | 20 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 47 | 39 |
| Mesalamine | 44 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$337 across 13 records (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 (1)
- 820 Bestgate Rd Ste 2aAnnapolis, MD 21401-3404Phone: (410) 224-2116Fax: (410) 224-2118
Registry dates
- Enumerated
- 2011-03-31
- Last updated
- 2018-07-23
Frequently asked questions
- What is David Jencks's NPI number?
- David Jencks's National Provider Identifier (NPI) is 1700175635, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Jencks's specialty?
- David Jencks is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is David Jencks located?
- David Jencks's practice location on file with NPPES is 820 Bestgate Rd Ste 2a, Annapolis, MD 21401.
- What is David Jencks's phone number?
- The practice phone number listed in the NPPES registry for David Jencks is (410) 224-2116.
- Does David Jencks accept Medicare?
- David Jencks is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Jencks's NPI active?
- Yes — David Jencks's NPI (1700175635) is active in the NPPES registry as of the last update on 2018-07-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.