John Holland, MD
NPI 1851404495 · Obstetrics & Gynecology Physician · Hattiesburg, MS
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Holland, MD is a Obstetrics & Gynecology Physician provider in Hattiesburg, MS (NPI 1851404495).
Provider details
- NPI number
- 1851404495
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 12125 (MS)
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
19 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
226 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) |
|---|---|---|
| Cervical Or Vaginal Cancer Screening; Pelvic and Clinical Breast ExaminationG0101 | 71 | $35 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 39 | $51 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 35 | $80 |
| Automated Urinalysis Test81003 | 25 | $2 |
| Smear for Infectious Agents87210 | 23 | $6 |
| Screening Papanicolaou Smear; Obtaining, Preparing and Conveyance of Cervical Or Vaginal Smear to LaboratoryQ0091 | 22 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Valacyclovir Hclbrand: Valacyclovir | 52 | 13 |
| Estradiol | 49 | 14 |
| Metronidazole | 32 | 24 |
| Terconazole | 27 | 16 |
| Bupropion Hclbrand: Bupropion Xl | 23 | — |
| Oxybutynin Chloridebrand: Oxybutynin Chloride Er | 21 | — |
| Medroxyprogesterone Acetate | 18 | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$129 across 8 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
Registry dates
- Enumerated
- 2006-08-17
- Last updated
- 2020-07-08
- Certified
- 2020-07-08
Frequently asked questions
- What is John Holland's NPI number?
- John Holland's National Provider Identifier (NPI) is 1851404495, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Holland's specialty?
- John Holland is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is John Holland located?
- John Holland's practice location on file with NPPES is 421 S 28th Ave, Hattiesburg, MS 39401-7236.
- What is John Holland's phone number?
- The practice phone number listed in the NPPES registry for John Holland is (601) 268-5640.
- Does John Holland accept Medicare?
- John Holland is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Holland's NPI active?
- Yes — John Holland's NPI (1851404495) is active in the NPPES registry as of the last update on 2020-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.