Gary Lambert, DO
NPI 1619068715 · Family Medicine Physician · Muskogee, OK
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gary Lambert, DO is a Family Medicine Physician provider in Muskogee, OK (NPI 1619068715).
Provider details
- NPI number
- 1619068715
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- Yes
- License
- 1950 (OK)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
5,464 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 587 | $113 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 580 | $8 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, at Least 10 Minutes99307 | 562 | $36 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 548 | $80 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 514 | $41 |
| Injection of Drug Or Substance Under Skin Or Into Muscle |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 266 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 1,430 | 272 |
| Levothyroxine Sodium | 1,350 | 199 |
| Furosemide | 875 | 147 |
| Potassium Chloride | 789 | 139 |
| Gabapentin | 783 | 128 |
| Amlodipine Besylate | 758 | 135 |
| Apixabanbrand: Eliquis | 744 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-27
- Last updated
- 2016-09-27
Frequently asked questions
- What is Gary Lambert's NPI number?
- Gary Lambert's National Provider Identifier (NPI) is 1619068715, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gary Lambert's specialty?
- Gary Lambert is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gary Lambert located?
- Gary Lambert's practice location on file with NPPES is 620 E Okmulgee, Muskogee, OK 74403-5528.
- What is Gary Lambert's phone number?
- The practice phone number listed in the NPPES registry for Gary Lambert is (918) 682-1433.
- Does Gary Lambert accept Medicare?
- Gary Lambert is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gary Lambert's NPI active?
- Yes — Gary Lambert's NPI (1619068715) is active in the NPPES registry as of the last update on 2016-09-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.