Joseph Sharkey, M.D.
NPI 1649277435 · Family Medicine Physician · Littleton, CO
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Sharkey, M.D. is a Family Medicine Physician provider in Littleton, CO (NPI 1649277435).
Provider details
- NPI number
- 1649277435
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 19708 (CO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
348 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 100 | $120 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 81 | $8 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 38 | $124 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 37 | $18 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 32 | $167 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 48 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 124 | 49 |
| Tirzepatidebrand: Mounjaro | 112 | 20 |
| Celecoxib | 96 | 24 |
| Metformin Hcl | 95 | 34 |
| Levothyroxine Sodium | 89 | 27 |
| Omeprazole | 87 | 26 |
| Lisinopril |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$16 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
Registry dates
- Enumerated
- 2005-07-07
- Last updated
- 2025-11-24
- Certified
- 2025-11-24
Frequently asked questions
- What is Joseph Sharkey's NPI number?
- Joseph Sharkey's National Provider Identifier (NPI) is 1649277435, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Sharkey's specialty?
- Joseph Sharkey is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Sharkey located?
- Joseph Sharkey's practice location on file with NPPES is 7335 S Pierce Street, Littleton, CO 80128.
- What is Joseph Sharkey's phone number?
- The practice phone number listed in the NPPES registry for Joseph Sharkey is (303) 979-7200.
- Does Joseph Sharkey accept Medicare?
- Joseph Sharkey is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Sharkey's NPI active?
- Yes — Joseph Sharkey's NPI (1649277435) is active in the NPPES registry as of the last update on 2025-11-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.