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DR. AMTESHWAR SINGH M.B.B.S., M.D.
NPI 1639510019
Internal Medicine in Baltimore, MD

Active since July 12, 2013PECOS EnrolledAccepts Medicare Assignment
74.39/100
CMS Quality Rating
5200 EASTERN AVE FL EAST2, BALTIMORE, MD 21224(410) 550-5018(410) 550-2972 Get Directions Write a Review

NPPES record last updated: March 30, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Mar 30, 2023, Jun 22, 2016 (2 updates tracked since 2016).

About Dr. Amteshwar Singh M.b.b.s., M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. AMTESHWAR SINGH M.B.B.S., M.D. (NPI 1639510019) is an individual internal medicine provider in Baltimore, Maryland, licensed in Maryland (D80462) and active in the NPI registry since July 2013. He is enrolled in Medicare PECOS, is affiliated with Johns Hopkins Bayview Medical Center, and maintains a secondary practice location in Baltimore.

NPPES Registry Identity

NPI1639510019
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. AMTESHWAR SINGHCredential: M.B.B.S., M.D.
Location Address5200 EASTERN AVE FL EAST2Baltimore, MD 21224-2734
Mailing Address6201 Greenleigh AveMiddle River, MD 21220-2004 · (410) 933-6423 · Fax (410) 500-4266
Phone(410) 550-5018
Fax(410) 550-2972
Sole ProprietorNo
Medical School CMSOtherGraduated 2012
Enumeration DateJuly 12, 2013
Last NPPES UpdateMarch 30, 20232 updates tracked since enumeration
NPPES CertifiedMarch 30, 2023
✔ NPI 1639510019 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in MD · D80462✔ Licensed in MD · P28831
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
5200 EASTERN AVE FL EAST2, Baltimore, MD 21224
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Secondary Practice Location 1

Location 12401 W Belvedere AveBaltimore, MD 21215-5216 · Phone (410) 601-6340

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Amteshwar Singh M.b.b.s., M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7012144348
PECOS Enrollment IDI20161005000297
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Amteshwar Singh reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Johns Hopkins University
2.2 mi
Hospitalist
600 N WOLFE ST
Baltimore, MD 21287
  • Reassigned Medicare billing, Maryland enrollment
  • 338 clinicians in this Medicare group
NPI 1902332133 (410) 955-5000
Sinai Hospital Of Baltimore Inc
3.7 mi
General Acute Care Hospital
MORTON MOWER, M.D. OFF. BLDG., 2411 W. BELVEDERE AVENUE, 6TH FLOOR
Baltimore, MD 21215
  • Reassigned Medicare billing, Maryland enrollment
  • 664 clinicians in this Medicare group
NPI 1437174059 (410) 601-5700

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
346 services118 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
35 services35 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
26 services26 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Johns Hopkins Bayview Medical Center

Acute Care Hospitals · Baltimore, MD
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number210029
Location4940 Eastern AvenueBaltimore, MD 21224 · Baltimore City County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21224 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$139.05 typical visit price
range $60.73 – $183.44
Typical copayment $34.76 (range $15.18 – $45.86)
Most-billed visit code 99204
Established Patient
$106.59 typical visit price
range $19.60 – $149.17
Typical copayment $26.64 (range $4.90 – $37.29)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

74.39/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality64.71
Promoting Interoperability97
Improvement Activities40
Cost52.43

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MARGARET ANNE MALLARI DO
Internal Medicine
5200 EASTERN AVE FL EAST2
BALTIMORE, MD 21224
Baltimore City (410) 550-5018
DR. KATHLEEN PENCEK MD
Internal Medicine
5200 EASTERN AVE FL EAST2
BALTIMORE, MD 21224
Baltimore City (410) 550-5018

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Amteshwar Singh's NPI number?

The NPI number for Amteshwar Singh is 1639510019. It was assigned to this individual provider in the NPPES registry on July 12, 2013.

Where is Amteshwar Singh located?

Amteshwar Singh practices at 5200 Eastern Ave Fl East2, Baltimore, MD 21224. The listed phone number is (410) 550-5018.

What is Amteshwar Singh's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Amteshwar Singh enrolled in Medicare?

Yes. Amteshwar Singh is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Amteshwar Singh's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Amteshwar Singh reassigns Medicare benefits to 2 organizations: Johns Hopkins University (Baltimore, MD) and Sinai Hospital Of Baltimore Inc (Baltimore, MD). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Amteshwar Singh's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Amteshwar Singh affiliated with any hospitals?

According to CMS data, Amteshwar Singh is affiliated with Johns Hopkins Bayview Medical Center.

When was this NPI record last updated?

The NPPES record for Amteshwar Singh was last updated on March 30, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.