DR. JOHN GLENN WILLIAMS (MD) – Internal Medicine Physician, NPI 1023436730
Internal Medicine Physician
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
663 CRITICAL CARE (INTENSIVISTS) in MD
Provider Addresses for DR. JOHN GLENN WILLIAMS (MD)
840 W 34TH ST
BALTIMORE, MD 212112501
Phone: (218) 929-7212
Type: Mailing
110 S PACA ST FL 2
BALTIMORE, MD 212011642
Phone: (410) 328-8141
Type: Location
1 UNIVERSITY OF NEW MEXICO
ALBUQUERQUE, NM 871310001
Phone: (505) 277-0111
Type: Location
800 BRADBURY DR SE STE 116
ALBUQUERQUE, NM 871064310
Phone: (505) 272-1476
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
Loading prescription activity...
Open Payments (CMS)
CMS reports 2 Open Payments records for all available years, with a total value of $193.
Total Amount is formed as General ($193) + Research ($0) + Ownership ($0) = $193.
Last reported payment date: 2023-07-30 • Largest payer in this snapshot: Globus Medical, Inc. ($193).
Total Amount
$193
General + Research + Ownership
Payments
2
Total payment records
General Amount
$193
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-07-30
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Globus Medical, Inc. | $193 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2021-11-30
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20211130001301 | I | Critical Care (Intensivists) | NM | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 21211)
Loading plans...
Group practice members
| Name | Specialty | State |
|---|---|---|
| Critical Care (Intensivists), General Surgery | MD | |
| Physician Assistant | GA | |
| N E U R O L O G Y | MD | |
| Critical Care (Intensivists), Internal Medicine | NJ | |
| Nurse Practitioner | MD | |
| O P H T H A L M O L O G Y | MD | |
| H O S P I T A L I S T | TN | |
| Sleep Medicine, Critical Care (Intensivists), Internal Medicine, Pulmonary Disease | MD | |
| N E U R O L O G Y | MD | |
| Physician Assistant | MD |
Reviews
All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.
No reviews yet. Be the first to share your experience — your opinion helps families compare providers.