Quick answers
- Which hospitals does Narinderpal Singh work at?
- Medicare's official clinician data lists Narinderpal Singh at 3 hospitals: Ascension St John Medical Center, Community Regional Medical Center and Grady Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Narinderpal Singh see patients?
- Medicare's clinician data lists 5 practice locations, including Tulsa, OK, Redlands, CA and Chickasha, OK. Call before your visit to confirm the address.
- What is Narinderpal Singh's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does Narinderpal Singh accept Medicare assignment?
- Yes. Medicare's clinician data says Narinderpal Singh accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Narinderpal Singh?
- (918) 744-3131, as listed in official Medicare / NPI Registry data.
- What is Narinderpal Singh's NPI number?
- 1285796987. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Narinderpal Singh works
Medicare's Facility Affiliation Data lists Narinderpal Singh at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Ascension St John Medical CenterTulsa, OK · Acute Care Hospital · CCN 370114
- Community Regional Medical CenterFresno, CA · Acute Care Hospital · CCN 050060
- Grady Memorial HospitalChickasha, OK · Acute Care Hospital · CCN 370054
Practice locations
Addresses where Narinderpal Singh is enrolled with Medicare (CMS data updated 2026-10-02).
- 1923 S Utica AveTulsa, OK 74104 (918) 744‑3131
- 2 W Fern AveRedlands, CA 92373 (909) 793‑3311
- 2220 W Iowa Ave, Professional Medical ServicesChickasha, OK 73018 (405) 224‑2300
- 300 Rockefeller DrMuskogee, OK 74401 (918) 684‑2101
- 6161 S Yale AveTulsa, OK 74136
Group practices
Medicare enrollment lists Narinderpal Singh as a member of these groups (CMS data updated 2026-10-02).
- Beaver Medical Group P C247 clinicians in the group
- Usacs Observation Medicine Services of Oklahoma, LLC210 clinicians in the group
- Grady Memorial Hospital47 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Tulsa
Clinicians with the same Medicare primary specialty in Tulsa, OK — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2000 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1285796987 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians